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August 25, 2026
Best 5.56 Suppressors 2026: 15 Cans Ranked by Test Data

The 15 best 5.56 suppressors for 2026, ranked for sound, gas, flash, durability, mounting, and handling. SureFire MINI4 is best overall, KAC CRS-3 is the data-backed low-flash runner-up, and FLOW 556 Ti is the daylight low-gas specialist.

Our Top Picks

  1. #1 SureFire SOCOM556-MINI4 ($1,377): Best overall: 3 inches added, all-Inconel construction, and the U.S. SOCOM-selected Fast-Attach architecture
  2. #2 Knight's Armament CRS-3 5.56 ($1,325.25): Best independently measured low-flash alternative, with a length and weight penalty versus the MINI4
  3. #3 SAW Tisha Titanium 5.56/6mm ($1,199): Best for MK18 sound suppression: PEW SR 49.6 on the 10.3-inch host with a 10.5 oz core

Our Top Picks

1
SureFire SOCOM556-MINI4
Best overall: 3 inches added, all-Inconel construction, and the U.S. SOCOM-selected Fast-Attach architecture
$1,377
2
Knight's Armament CRS-3 5.56
Best independently measured low-flash alternative, with a length and weight penalty versus the MINI4
$1,325.25
3
SAW Tisha Titanium 5.56/6mm
Best for MK18 sound suppression: PEW SR 49.6 on the 10.3-inch host with a 10.5 oz core
$1,199

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Buying guideSuppressorsAR-15

Best 5.56 Suppressors 2026: 15 Cans Ranked by Test Data

The SureFire SOCOM556-MINI4 is the best overall 5.56 suppressor when sound, flash, durability, mounting, and rifle handling all count: an all-Inconel body that adds only 3 inches to the rifle, on the U.S. SOCOM-selected Fast-Attach mount architecture. The Knight's Armament CRS-3 ranks second on stronger shooter-ear and low-flash evidence, but TBAC measured it at 17.7 oz and 6.25 inches overall and KAC lists 5.5 inches added to the rifle. For pure suppression the SAW Tisha Titanium leads on the MK18, and the EchoCore Sector Compact wins shooter-ear measurements at the 2025 TBAC Silencer Summit. The cans most blogs still recommend, the SureFire RC2, HUXWRX FLOW 556K, and Dead Air Sandman, are now mid-pack rather than category leaders.

By Aditya Bawankule|Last reviewed August 2026
2026 Reality Check

What Changed Between 2024 and 2026

  • $0 transfer tax. The federal NFA transfer tax dropped to $0 on January 1, 2026. For applications finalized in July 2026, ATF reported average processing times of 9 days for individual eForm 4 and 33 days for trust eForm 4. Individual waits can be longer.
  • Registration struck down, for some buyers. Silencer Shop Foundation v. ATF (injunction effective August 13, 2026) is party-specific, not nationwide: members of GOA and five other plaintiff organizations, plus customers of PSA, B&T USA, SilencerCo Weapons Research, and Hot Shots Custom, can buy on a 4473 and NICS check. Everyone else still files the eForm 4. Here is who the ruling actually covers.
  • A new performance ceiling. PEW Science measured the two highest 5.56 Suppression Ratings ever at 49.6 (SAW Tisha, MK18) and 53.7 (CAT ST, M4A1), leaving three-year-old picks 8-15 SR points behind. At the shooter's ear, the 2025 TBAC Silencer Summit put EchoCore Sector Full at 125.43 dB SE LEQ and Sector Compact at 126.33 on a 16-inch host, ahead of every other 5.56 can it tested.
  • Banned states unchanged. California, Delaware, Hawaii, Illinois, Massachusetts, New Jersey, New York, Rhode Island, and Washington DC still prohibit civilian possession. The federal tax change did not affect state law.

New to suppressors? The suppressor buying guide covers the Form 4 process and state law. Watching budget? The best-value 5.56 ranking compares seven cans on total setup cost. Florida buyers can stack the state exemption during the 2026 gun tax holiday.

The 15 Best 5.56 Suppressors Ranked

Ranked against every 5.56 can launched between 2024 and 2026. PEW Science Suppression Ratings, the 2025 TBAC Silencer Summit at-ear data, and TBAC’s own back-pressure numbers govern placement. Legacy picks must beat the newer launches to keep a slot, the SureFire RC3 (PEW SR 28.8 MK18, well below the RC2’s 35.7) got benched, and the Dead Air Sandman line is now outclassed by every entry below.

Best 5.56 Suppressors Ranked by Test Data

Fifteen cans ranked for all-condition rifle use. Sound and gas data matter, but so do flash, heat resistance, mount integrity, length, and independent test coverage. A daylight meter winner does not automatically win the overall ranking.

SureFire SOCOM556-MINI4
1

SureFire SOCOM556-MINI4

Best overall for an all-condition duty rifle, with compact handling, all-Inconel construction, and a U.S. SOCOM-selected Fast-Attach mount architecture.

$1,377
Shop at KYGUNCO
Best OverallCompact InconelFast-Attach
  • +Adds only 3 inches to the rifle, 0.8 inch less than the full-size RC4
  • +All-Inconel construction is built around heat and erosion resistance
  • +Backward compatible with the established SureFire SOCOM Fast-Attach ecosystem
  • −The full-size RC4 is quieter according to SureFire
  • −No independent PEW Science or TBAC result is available as of August 2026
  • −Fifteen ounces is heavy beside newer titanium compact suppressors
Architecture: 100% Inconel SOCOM-4Shooter-ear data: 142 dB / 10.3-in M855Weight: 15 ozLength: 5.5 in / 3 in added
Knight's Armament CRS-3 5.56
2

Knight's Armament CRS-3 5.56

Best independently measured low-flash duty pick, when its added length and tested mounting weight are acceptable.

$1,325
Shop at Silencer Central
Runner-Up OverallTBAC SE LEQ 126.88Low-Flash QDC
  • +Excellent flash control makes it the strongest choice here for a compatible rifle used at night
  • +Balanced sound at the muzzle and the shooter's ear avoids a one-dimensional quiet-at-one-position tune
  • +Adds only 5.5 inches past the bare muzzle, keeping a short rifle manageable
  • −Only fits the KAC QDC 3-prong and open brake, so it is a poor choice for a mixed-brand muzzle-device fleet
  • −Does not fit the KAC Mini-MAMS despite sharing the QDC name
  • −The mounted setup feels closer to an 18 oz can than the 16 oz body specification suggests
TBAC mil-spec avg: 138.8 dBA (16-in host)TBAC SE LEQ: 126.88 dBA (16-in host)Second-round flash: 0.05 mcd*s (KAC)Weight: 16 oz official / 17.7 oz tested
Strike Additive Works SAW Tisha Titanium 5.56/6mm
3

Strike Additive Works SAW Tisha Titanium 5.56/6mm

Best for MK18 / Short Barrel and the SR-per-dollar leader of the top tier at $1,149, highest-ever PEW SR on the MK18 host, first-round pop nullified, 10.5 oz core.

$1,199
Buy Direct from Stealth Additive Works
Best for MK18PEW SR 49.6SR/$ Leader
  • +Highest-ever PEW SR on MK18 (49.6), beats every legacy can by 8+ points
  • +Nullifies first-round pop per PEW analysis
  • +10.5 oz core, only 4.1 inches long
  • −Direct-thread mode limited to 30 rpm (brake mode required for sustained fire)
  • −New boutique brand with limited long-term service history
  • −Inconel variant required for unrestricted sustained full-auto
Architecture: Multistage TPMS Ti hybridPEW SR (MK18): 49.6 (record)Weight (core): 10.5 ozLength: 4.13 in bare / 4.56 in with DT mount
EchoCore Sector 5.56 Compact
4

EchoCore Sector 5.56 Compact

Quietest at the Ear, TBAC Silencer Summit 2025 measured at 126.33 dB SE LEQ, weld-free Inconel construction, HUB mount.

$1,019
Shop at Silencer Central
Quietest at EarTBAC Summit 2nd 2025HUB
  • +Best independently measured at-ear sound in the 2025 Silencer Summit
  • +Weld-free 3D-printed Inconel construction, no welded baffle stack to crack
  • +HUB 1.375x24 with 1/2x28 direct-thread mount included
  • −EchoCore founded 2025, limited multi-year service history
  • −No published PEW Science SR as of August 2026
  • −Newer design has less long-term owner history than the established duty cans
Architecture: Weld-free Inconel hybridTBAC SE LEQ: 126.33 dBA (16-in host)Weight: 12.9 ozLength: 5.11 in
PTR VENT 3
5

PTR VENT 3

Low-back-pressure pick when you want PIP foam tech over flow-through jet ports, PEW SR 42.6 MK18, monolithic titanium, HUB mount.

$1223.11
Shop at KYGUNCO
LBP PickPEW SR 42.6 MK18PIP Foam Ti
  • +Combines strong sound reduction with low gas on a short-barrel AR
  • +The 11.75 oz body keeps a full-size suppressor from making the rifle feel front-heavy
  • +HUB threads work with the common mount systems you may already own
  • −The 7.75-inch body is long on an SBR even though it is light
  • −Its porous core needs an ultrasonic cleaner instead of a quick wipe-and-soak routine
  • −The 11.75 oz figure does not include the mount
Architecture: Ti monolith + PIP foamPEW SR (MK18): 42.6Weight: 11.75 oz (no mount)Length: 7.75 in
HUXWRX FLOW 556 Ti
6

HUXWRX FLOW 556 Ti

Best Sound/Gas Balance for daylight use, with strong suppression on both MK18 and M4A1 hosts and very low back pressure.

$1,299
Shop at Silencer Central
Best Sound/Gas BalanceDaylight PickPEW SR 41.3 MK18
  • +Keeps gas out of your face and lets an untuned AR cycle closer to its unsuppressed behavior
  • +Sounds unusually good for a low-back-pressure suppressor on both short and full-length 5.56 rifles
  • +The 11.4 oz titanium body does not make a short rifle feel nose-heavy
  • −Throws a conspicuous spark trail in darkness and under night vision
  • −Torque Lock QD requires HUXWRX muzzle devices on every host
  • −Needs regular cleaning because carbon builds up inside the forward-flow passages
Architecture: Flow-through DMLS titaniumPEW SR (MK18): 41.3PEW SR (M4A1): 41.1Weight: 11.4 oz
SureFire SOCOM556-RC4
7

SureFire SOCOM556-RC4

Best full-size SureFire duty pick, with Inconel construction, a mature Fast-Attach ecosystem, and more sound reduction than the MINI4.

$1472.00
Shop at KYGUNCO
Full-Size SOCOM-4InconelFast-Attach
  • +Inconel construction with the SOCOM lineage's documented 80,000-round service lives
  • +SureFire Fast-Attach mount is the most durable QD in the industry
  • +Manufacturer-claimed 60% back-pressure reduction and ~4x flash improvement over RC3
  • −No independent PEW Science SR published as of August 2026
  • −17 oz weight is heavy compared with 2026 boutique alternatives
  • −SureFire deliberately rejected HUB 1.375x24, Fast-Attach lock-in
Architecture: Inconel S-curve hybridMfr claim: 60% back-pressure reductionWeight: 17 ozLength: 6.3 in
Thunder Beast Arms Spiro 5.56
8

Thunder Beast Arms Spiro 5.56

Best Low-Back-Pressure Gas Gun, Haynes 282 superalloy, 20+ SURG cycles, TBAC-measured +50% gas flow vs bare muzzle.

$995
Shop at Silencer Central
Best LBP Gas GunHaynes 28220× SURG
  • +Takes severe heat and short-barrel abuse without needing the weight of a larger duty can
  • +Keeps bolt speed and gas-to-face close to the rifle's unsuppressed behavior
  • +The 5.9-inch body stays compact on an 8-inch or 10-inch host
  • −The 15.5 oz body feels noticeably heavier than the titanium cans on a short rifle
  • −Buy it for heat resistance and low gas, not for the softest possible report
  • −The 5.56-only bore gives you no useful cross-caliber flexibility
Architecture: Haynes 282 LBPFull-auto: 20+ SOCOM SURG on 8-in barrelBack pressure: +50% vs bare muzzle (TBAC)Weight: 15.5 oz
Ambient Arms EXO 5.56
9

Ambient Arms EXO 5.56

Best Thermal Management, reduced heat buildup and infrared glow during sustained fire, with a standard HUB rear interface.

$1,349
Shop at Silencer Central
Best Thermal ManagementLower IR GlowHUB
  • +Stays cooler through long strings, delaying mirage and the point where the can becomes a bright IR beacon
  • +Lower infrared glow makes it easier to manage around night-vision equipment after sustained fire
  • +HUB threads let you use the mount system already installed across your rifles
  • −Choose it for heat control, not for proven class-leading sound reduction
  • −The mounted weight is higher than the 14.5 oz body figure
  • −A 6.9-inch body makes an SBR noticeably longer than the compact options
Architecture: Titanium Ambient IntakeWeight: 14.5 oz without HUB mountLength: 6.9 inMount: HUB + included 1/2x28 mount
SilencerCo Velos LBP 556
10

SilencerCo Velos LBP 556

Hardest Use, Inconel 625 with no barrel restriction, both PEW and TBAC measured data.

$997.90
Shop at KYGUNCO
Full-Auto RatedInconel 625Measured
  • +Among the toughest civilian-market 5.56 cans for sustained fire
  • +Independently measured on PEW (SR 31.9) and TBAC (138.14 dB SE)
  • +3D-printed Inconel 625 blast baffle, Hoplon design
  • −Charlie ASR mount locks you into SilencerCo accessories without an adapter
  • −15.2 oz weight is heavy for the price tier
  • −PEW SR 31.9 trails the 2024-2026 boutique leaders
Architecture: Inconel 625 + 17-4 SS modulesPEW SR (MK18): 31.9TBAC Summit 2024: 2nd, 138.14 dB SEWeight: 15.2 oz
Otter Creek Labs Polonium
11

Otter Creek Labs Polonium

Best Budget, PEW SR 37.7 on MK18 at $532, HUB mount, integrated flash hider.

$532.00
Shop at Classic Firearms
Best BudgetPEW SR 37.7 MK18$532
  • +PEW SR 37.7 MK18 at $532, best price-per-suppression in the category
  • +CNC-welded H900 17-4 stainless tubeless construction
  • +Integrated flash hider design
  • −OCL discourages pronged flash hiders on barrels under 12.5 inches
  • −13.5 oz without mount, heavier than titanium competitors
  • −10.3-inch minimum barrel length on 5.56
Architecture: Welded 17-4 SS tubelessPEW SR (MK18): 37.7Weight: 13.5 oz (no mount)Length: 5.8 in
JK Armament PRO-KOR 556K
12

JK Armament PRO-KOR 556K

Best Sub-$1k of 2026, PEW SR 40.4 with taper mount included, Haynes 282, unconditional warranty.

$995
Shop at Silencer Central
Best Sub-$1k 2026PEW SR 40.4Haynes 282
  • +PEW SR 40.4 MK18 at sub-$1k, best price-per-suppression in the 2026 field
  • +3D-printed 17-4 stainless and Haynes 282 monolithic tubeless construction
  • +HUB 1.375x24 plus Ti War Eagle taper mount included
  • −K-can length (5.35 inches) limits maximum suppression vs full-size cans
  • −14.3 oz without mount, heavier than titanium K-cans
  • −Newer suppressor entrant with smaller dealer footprint
Architecture: 17-4 SS + Haynes 282 monoPEW SR (MK18): 40.4Weight (no mount): 14.3 ozLength: 5.35 in
Centurion Maximus-L Inconel
13

Centurion Maximus-L Inconel

Inconel Duty Pick, PEW SR 40.3 with 10 SURG cycles, HUB mount, mil-spec build quality.

$1,250
Shop at Silencer Central
Inconel DutyPEW SR 40.310× SURG
  • +PEW SR 40.3 MK18, top-5 muzzle SR, top-10 ear SR among the new 2024-2026 launches
  • +3D-printed Inconel additive hybrid
  • +10 cycles of SOCOM SURG
  • −$1,250 price with no included muzzle device
  • −Manufacturer-claimed −34 dB is light on independent corroboration
  • −Smaller-scale Centurion suppressor program vs major brands
Architecture: 3D-printed Inconel hybridPEW SR (MK18): 40.3Full-auto: 10 cycles SOCOM SURGWeight: 14 oz
HUXWRX FLOW 556K
14

HUXWRX FLOW 556K

Compact flow-through option, 5.5 inches and 12.9 oz, ~1% bolt-velocity increase, no minimum barrel length.

$1054.00
Shop at Classic Firearms
K-Can Flow-ThroughPEW SR 33.1 MK185.5 in / 12.9 oz
  • +5.5 inches and 12.9 oz, a compact flow-through 5.56 option
  • +Lowest gas-to-shooter increase among K-cans (~1% bolt velocity)
  • +Full-auto rated with no minimum barrel length
  • −PEW SR 33.1, outclassed on pure suppression by the FLOW 556 Ti (41.3)
  • −Proprietary Torque Lock QD locks you into HUXWRX muzzle devices
  • −Jet ports collect carbon, cleaning every 1,000-2,500 rounds
Architecture: Flow-through 17-4 SSPEW SR (MK18): 33.1Weight: 12.9 ozLength: 5.5 in
SureFire SOCOM556-RC2
15

SureFire SOCOM556-RC2

Durability Incumbent, verified 80,000-round service lives, the only SureFire 5.56 can with published third-party suppression data.

$1,196
Shop at Silencer Central
Durability IncumbentPEW SR 35.7 MK18Fast-Attach
  • +Documented 80,000-round service lives in military use
  • +Zero significant owner failure modes across hundreds of thousands of units
  • +SureFire Fast-Attach is the most durable QD in the industry
  • −PEW SR 35.7 trails the 2024-2026 field by 5-14 points
  • −17.6 oz weight is heavy compared with 2026 boutique alternatives
  • −Fast-Attach lock-in (SureFire deliberately rejected HUB)
Architecture: Inconel + SS hybridPEW SR (MK18): 35.7Weight: 17.6 ozService life: 80,000+ rounds documented

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Will It Fit Your Rifle?

Two questions decide whether a can on this list works on the rifle you already own: what your muzzle is threaded to, and how much longer the rifle gets once the can is on it. Set your host below for the thread pitch and the devices cut for it, then set your barrel length to see where a SOCOM556-RC2 puts the front of the gun.

Muzzle Thread Checker

1/2x28Right-hand thread

Standard 5.56 and .223 AR-15 barrels use 1/2x28 right-hand threads. Every mainstream 5.56 muzzle device and direct-thread suppressor mount is cut for it.

  • 1/2x28 is shared with 9mm, .22 LR, and 5.7x28 barrels. A device threading on proves nothing about bore size; a 9mm-bore comp will pass a 5.56 bullet, but the reverse mistake destroys the device and possibly the barrel.
  • Devices install against a shoulder with a crush washer, peel washer, or timing nut depending on design. Ported brakes and combo mounts must be timed; simple flash hiders usually just torque down.

Muzzle Devices & Compensators(35)

KAK Plan B Universal$29.95
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Strike Industries King Comp .223/5.56 (1/2x28)$45.95
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Liberty Precision Baby Bell$59
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KAK Plan B A2 Flash Hider$64.95
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KAK Plan B Big Hole Brake$64.95
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Rearden SPB Muzzle Brake$72
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Rearden FHD Flash Hider$72
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Rearden R2S Flash Hider$72
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Rearden RPB Muzzle Brake$72
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Liberty Precision Liberty Bell$79
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Liberty Precision Eclipse$79
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Rearden PRS Muzzle Brake$80.10
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Rearden DPB Muzzle Brake$80.10
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VG6 Precision Gamma 556 (1/2x28)$80.99
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Forward Controls Design 3P15$85.50
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BCM Compensator Mod 0$88.95
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Dead Air KeyMo Muzzle Brake (1/2x28, DA101)$89
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Dead Air Xeno A1 Flash Hider .30 Cal (1/2x28)$89
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SilencerCo ASR Muzzle Brake$94
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SilencerCo ASR Closed-Tine Flash Hider .223 (1/2x28)$94
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SilencerCo ASR Flash Hider .223 (1/2x28)$94
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YHM sRx Mini Q.D. Muzzle Brake (1/2x28)$99.95
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Dead Air Xeno A1 Flash Hider (1/2-28)$99.99
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Q Cherry Bomb$100
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Rugged M2 Muzzle Brake (1/2x28)$102
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SLR Rifleworks Synergy Comp 5.56 Mod1 California Legal (1/2x28)$113.99
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YHM Phantom Q.D. Flash Hider 5.56 (1/2x28)$119.95
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HUXWRX Flash Hider QD 556$129
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KAC 5.56 QDC 3-Prong Flash Eliminator$136.80
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KAC 5.56 QDC Open Brake XC Kit (1/2-28)$149.76
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Allen Engineering SPR Brake & Collar Kit$150
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SIG SAUER Clutch-LOK Flash Hider 5.56 (1/2x28)$150.99
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SureFire SF3P Flash Hider$152
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SureFire WARCOMP$152
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JK Armament HD War Eagle Comp / Flash Hider 5.56 (1/2x28)$155
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Suppressors(13)

Banish VRMT 223K Ti$509
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Otter Creek Labs Polonium$532
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Bersa B556 Suppressor$569.99
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Polite Society Fortitude 5.56 HD$600
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Polite Society Fortitude 5.56 Ti$600
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Canik VOID-556$650
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Canik VOID-556K$650
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Daniel Defense SG-556$773
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Liberty Precision Machine Torch 5.56$869
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Thunder Beast Arms Spiro 5.56$995
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EchoCore Sector 5.56 Compact$1019
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PTR VENT 3$1163.99
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Ambient Arms EXO 5.56$1349
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Matches use the same thread and caliber tags that gate the rifle builder, so anything listed threads on and clears the bore. That is fitment, not a promise your gun runs with it mounted.

Barrel, muzzle, and stock

16 in barrel line26 in overall lineMeasured from the closed bolt face; overall length with the stock extended.

Configuration A

Rifle
Stock
Barrel as measured
16 in0 in the 16 in line
Overall, stock extended
33.37 in7.37 in over the 26 in line
Rifle as it sits, stock extended
37.17 insuppressor reaches 3.8 in past the muzzle
Weight on the muzzle
20.9 oz

Use-Case Winners: The Right Can for the Right Job

The Top 15 ranking is holistic. These use-case buckets are how to actually shop. Match your priority, short barrel, full-auto, budget, at-ear loudness, flow-through, top-tier value, to the can that wins on that dimension.

Best Daylight Sound / Gas Balance
Winner

HUXWRX FLOW 556 Ti

Runner-up: EchoCore Sector 5.56 Compact

FLOW Ti is the only flow-through with top-10 PEW Suppression Ratings on both MK18 and M4A1, but visible titanium sparking rules it out when low-light signature matters. The Sector Compact wins SE LEQ at the 2025 TBAC Silencer Summit.

Best for MK18 / 10.3-11.5 inch SBR
Winner

SAW Tisha Titanium

Runner-up: HUXWRX FLOW 556 Ti

SAW Tisha posted the highest-ever PEW SR on the MK18 host at 49.6 in December 2025 and nullifies first-round pop. FLOW Ti is the low-gas backup for daylight use, not the flash-conscious night pick.

Best Lightweight Patrol
Winner

EchoCore Sector Compact (12.9 oz)

Runner-up: SAW Tisha Ti (10.5 oz core)

Sector Compact has measured Summit data at its weight. Tisha is lighter but the direct-thread mode is throttled to 30 rpm without the muzzle brake.

Best Hard-Use Duty Construction
Winner

SureFire SOCOM556-RC4

Runner-up: TBAC Spiro

SureFire brings a long hard-use lineage plus a lower-back-pressure redesign, although its product page does not state a formal full-auto schedule. Spiro’s published 20+ SOCOM SURG cycles on an 8-inch barrel is the stronger documented firing schedule.

Best Thermal Management / Low IR Glow
Winner

Ambient Arms EXO 5.56

Runner-up: HUXWRX FLOW 556 Ti

The EXO's intake channels slow heat buildup, and an independent rapid-fire night-vision comparison showed much less IR glow than conventional cans. FLOW Ti is lighter and has stronger independent sound data.

Best Low-Flash Duty Suppressor
Winner

Knight's Armament CRS-3 5.56

Runner-up: SureFire SOCOM556-MINI4

CRS-3 pairs a secure QDC mount with strong independent at-ear results from the 2025 TBAC Silencer Summit. It works on KAC and non-KAC rifles equipped with the correct QDC muzzle device. KAC also publishes exceptionally low flash figures. MINI4 is the compact choice for a rifle already using SureFire SOCOM muzzle devices, but its flash data remain manufacturer-published.

Best for Night Vision / Low Flash
Winner

Knight's Armament CRS-3 5.56

Runner-up: SureFire SOCOM556-MINI4

KAC publishes 0.05 mcd*s flash after the first round for the CRS-3. SureFire built the compact MINI4 around frontal flash control, but independent low-light data have not landed. The FLOW 556 Ti is excluded because its titanium core and forward vents produce a conspicuous spark trail in darkness.

Best Low-Back-Pressure / Flow-Through
Winner

HUXWRX FLOW 556 Ti

Runner-up: PTR VENT 3

FLOW Ti has the lowest back pressure of any can PEW has tested. VENT 3 is the runner-up at PEW SR 42.6 with patented PIP foam doing the work.

Best Budget Tactical (under $1,000)
Winner

Otter Creek Labs Polonium

Runner-up: JK Armament PRO-KOR 556K

Polonium posts PEW SR 37.7 at $532, the lowest entry point. PRO-KOR 556K beats it on raw SR (40.4) at $999 with a taper mount included.

Best Value at the Top Tier
Winner

SAW Tisha Titanium

Runner-up: JK Armament PRO-KOR 556K

Tisha delivers the highest-ever PEW SR (49.6 MK18) at a price below most premium 5.56 launches in 2026. PRO-KOR is the runner-up for top-tier suppression with a taper mount below four figures.

Best Multi-Caliber / Versatile
Winner

HUXWRX FLOW 762 Ti (overbore)

Runner-up: SAW Tisha 5.56/6mm

FLOW 762 Ti runs 5.56 through .300 PRC with PEW SR 35.7 on MK18 and the best noise reduction for nearby shooters of any .30 can. Tisha is dual-rated for 5.56 NATO and 6 ARC if you want a smaller-bore option.

Best At-Ear Suppression
Winner

EchoCore Sector 5.56 Full (125.43 dB SE LEQ)

Runner-up: EchoCore Sector 5.56 Compact (126.33 dB SE LEQ)

Both took the top two slots in the 2025 TBAC Silencer Summit by shooter’s-ear LEQ on a 16-inch host. No supersonic 5.56 can is OSHA-safe under 140 dB peak; always wear ear pro.

Best New for 2026
Winner

Ambient Arms EXO 5.56

Runner-up: TBAC Spiro 5.56

EXO brings independently observed thermal and IR control to a HUB titanium can. Spiro pairs Haynes 282 with a published 20-cycle SURG rating.

Supersonic 5.56 is never hearing-safe

No 5.56 suppressor can make supersonic 5.56 hearing-safe. The bullet generates its own sonic crack, a Mach-wave shockwave produced by the projectile itself, that the can cannot suppress. The quietest 2025-2026 measurements (EchoCore Sector Full 125.43 dB SE LEQ, SAW Tisha PEW SR 49.6) still put a 16-inch host above the 140 dB OSHA impulse threshold at the shooter's ear and well above the 85 dB sustained exposure limit. "Hearing-safe" in this guide means quietest in class, not safe. Subsonic 300 BLK or .22 LR is the only way to get a suppressed AR-pattern rifle under 140 dB. Always wear hearing protection with supersonic 5.56, suppressed or not.

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How to Pick a 5.56 Suppressor: The Decision Framework

The 5.56 suppressor decision is six variables, weighted differently depending on what you shoot. A duty/full-auto buyer weights material and back pressure highest. A weekend range buyer weights price and PEW SR. An SBR buyer weights minimum barrel length and back pressure. Use this table to rank what matters to you before you pick a can. Pair this with our suppressor compatibility basics for the host-side requirements.

PEW Suppression Rating
Primary

Composite damage-risk score combining muzzle and at-ear measurements. Higher is better. PEW SR is NOT directly comparable across hosts, a 14.5 inch M4A1 produces lower input blast amplitude than a 10.3 inch MK18, so SRs run higher on M4A1.

Back pressure
Critical for SBR / short barrel

Determines how much gas goes back into the bolt carrier and the shooter’s face. Flow-through cans (HUXWRX FLOW) and the new TBAC Spiro publish hard numbers. Conventional baffled cans run 3-5x higher gas-to-shooter than flow-through on a semi-auto AR.

Material / construction
Determines service life

Haynes 282 (Spiro) > Inconel 718 (RC4, Maximus-L, Velos LBP, Sector) > 17-4 SS (Polonium, FLOW 556K) > titanium (Tisha, FLOW Ti, VENT 3, titanium tops out around 800°F so sustained full-auto rating is harder).

Mount system
Ecosystem lock-in

HUB 1.375x24 is the 2025-2026 industry standard. Proprietary systems (SureFire Fast-Attach, HUXWRX Torque Lock, SilencerCo Charlie ASR, Dead Air KeyMo) deliver tighter lockup at the cost of muzzle-device lock-in.

Minimum barrel length
Matters for SBR builds

TBAC Spiro 8". HUXWRX FLOW Ti / 556K none. SureFire publishes no formal minimum for the RC4 or MINI4, but lists flash performance as optimized for 10.3-inch and longer barrels. Ambient EXO 10.3 inch. SilencerCo Velos LBP series none. KAC QDC/MCQ-PRT designed for MK18. PTR VENT 3 published as 10.3 inch.

Maintenance
Long-term ownership cost

Cleaning needs depend on the core. HUXWRX recommends detailed service at 2,500 rounds, Ambient calls for an immersion bath every 1,000 rounds, and PTR VENT 3's porous PIP structure needs periodic ultrasonic cleaning.

The Three Buying-Decision Variables Nobody Talks About

Every can on this list reduces sound. The variables that actually decide which one fits your rifle are first-round pop, back pressure, and mount ecosystem. Competitor guides treat these as footnotes; they’re the gating issues.

First-round pop (FRP)

First-round pop is the noticeable bump on the first shot through a can full of room-temperature air. It matters if you ever fire indoors, home defense, hallway, vehicle cabin. Three 2025-2026 design approaches mitigate it: CAT’s SURGE BYPASS oxygen displacement, KAC’s PRG (Purge) gas displacement, and the SAW Tisha’s multistage TPMS hybrid geometry. PEW notes the Tisha nullifies FRP, while the CAT ST trades a measurable FRP for the highest-ever SR 53.7 on M4A1. Pick a flow-through (FLOW 556 Ti, FLOW 556K) if you care about FRP and don’t want to pay for the Tisha.

Back pressure

Back pressure determines how much gas slams back into the bolt carrier and the shooter’s face. The Silencer Syndicate gas-setting proxy test puts HUXWRX FLOW 556K and HX-QD 556 at gas setting 8 of 11 (closest to bare muzzle), SureFire SOCOM556-RC3 and B&T SRBS Ti at 5-6, and conventional baffled cans at settings 1-3. TBAC’s own data on the January 2026 Spiro shows +50% gas flow versus bare muzzle (the retired Dominus-SR was ~485%) with only ~5% cyclic rate increase. If you run a 10.3 inch or 11.5 inch SBR, this is the variable that decides whether your bolt batters itself or runs clean. Pair short barrels with an adjustable gas block; our gas system and buffer tuning guide walks through the dial-in once it's installed. For a factory suppressor-optimized solution, S&W's new M&P GVAC upper receivers use a pinned low-profile gas block engineered to reduce blowback at the source, no aftermarket tuning required.

Mount ecosystem

HUB 1.375x24 is the de facto industry standard for the 2025-2026 launches: SAW Tisha, EchoCore Sector, JK PRO-KOR, Banish 556, Diamondback Ventra, SIG Hexium, Ambient EXO, Dead Air Lazarus 6, Faxon Harmonix, PTR VENT 3, TBAC Spiro, and Centurion Maximus-L all ship native HUB. Proprietary ecosystems still matter: SureFire deliberately rejected HUB across the RC2/RC3/RC4/MINI4/SB2 family, KAC has its QDC ecosystem, SilencerCo runs Charlie ASR on the Velos LBP, HUXWRX uses Torque Lock on the FLOW series, and USSOCOM's May 2026 HICAR solicitation names the Flow 556k L Black Magic as the test can for 11-12 inch hypervelocity hosts. Dead Air's January 2026 CT5P Patrol deliberately dropped HUB. Adapter-driven cross-compatibility (KeyMo, Plan-B, ASR, Centrix, Xeno) is increasingly common, but proprietary muzzle devices still cost $100-$500 each. If you own multiple rifles, HUB saves you money on muzzle devices. Our best HUB suppressors ranking sorts the factory-native 1.375x24 cans by the mounting hardware each one includes.

How to Buy a Suppressor in 2026

The $200 stamp is gone, and the trust-versus-individual decision has flipped now that the stamp is free. Buyers covered by the August 2026 Silencer Shop Foundation v. ATF injunction skip the Form 4 entirely and take the can home on a 4473 and NICS check; everyone else runs these four steps to legal possession in 2026:

  1. 1
    Pick your can and dealer

    Silencer Shop, Silencer Central, Capitol Armory, and Hansohn Brothers all run streamlined kiosk and online processes. Silencer Central ships to your door once approved and includes a free trust.

  2. 2
    Submit Form 4 electronically

    eForm 4 is the clean default in 2026. Fingerprints (electronic at most dealers) and a digital photo are still required, as is CLEO notification. For applications finalized in July 2026, ATF reported average processing times of 9 days for individual eForm 4 and 33 days for trust eForm 4. Individual waits can be longer.

  3. 3
    Pass NICS and pay $0 tax

    The federal NFA transfer tax dropped to $0 on January 1, 2026. You still need to pass NICS and pay the dealer’s transfer fee, but the $200 stamp is gone for suppressors, SBRs, SBSs, and AOWs.

  4. 4
    Pick up and shoot

    Complete the dealer transfer after approval, then inspect the mount and verify bore alignment before firing. Keep the approved registration with your permanent records.

Banned states

Civilian suppressor ownership is prohibited in California, Delaware, Hawaii, Illinois, Massachusetts, New Jersey, New York, Rhode Island, and DC. Connecticut allows ownership but bans suppressor hunting. Confirm your state’s status with the American Suppressor Association before ordering.

What Most 5.56 Suppressor Guides Get Wrong in 2026

Most ranking pages on Google are 2-3 years stale. Here’s what they miss and why this matters for your purchase decision.

  • Most pre-2026 guides are missing the cans that now define the category: SureFire RC4, TBAC Spiro, Ambient Arms EXO, KAC CRS-3, EchoCore Sector, SAW Tisha, Banish 556, Dead Air CT5P, JK PRO-KOR 556K, and Canik VOID-556.
  • Most competitor pages still cite the old $200 NFA tax or 6-12 month ATF waits. Both have been wrong since January 1, 2026: the federal tax dropped to $0; check ATF's dated table for processing times by filing type.
  • PEW Science Suppression Ratings are under-cited everywhere. Most guides quote a single legacy SR or none at all and miss the 2025-2026 record holders: Tisha 49.6, CAT ST 53.7, JK PRO-KOR 40.4, OCM5 42.6, PTR VENT Spiritus 44.2.
  • TBAC Silencer Summit 2024 and 2025 results, including EchoCore’s 1st and 2nd place 5.56 finishes, are missing entirely from the major competitor guides.
  • Failure-mode reporting is censored. Almost no guide mentions the documented Dead Air Sierra 5 baffle cracking / Stellite blast-baffle shattering, one catastrophic failure of which was caught on video, and Sierra 5 still appears in dealer guides as a current product.
  • Mount ecosystem analysis is treated as a footnote. Few guides explain that SureFire deliberately rejected HUB 1.375x24 while Dead Air’s January 2026 CT5P deliberately dropped HUB, these are real buying-decision tradeoffs nobody addresses.

Try a Suppressor on Your Build

Suppressors are tag-filtered against your rifle’s muzzle thread. Drop into the rifle builder with a 5.56 host and see which of these cans fits your actual build, barrel length, gas system, and thread pitch all factor in. Compare two cans side by side at /compare if you’re torn between picks. For a complete, live-priced example that pairs one of these cans with a short indoor host, see this suppressed home-defense build. For the muzzle-side question of what device to thread on first, see our muzzle device guide.

Frequently Asked Questions

▶What is the best 5.56 suppressor in 2026?
The SureFire SOCOM556-MINI4 is the best overall 5.56 suppressor in 2026 when sound, flash, durability, mounting, and rifle handling all count. Its 15 oz body adds only 3 inches to the rifle and uses SureFire's established Fast-Attach system. The KAC CRS-3 is the stronger independently measured low-flash alternative, but TBAC measured it at 17.7 oz and 6.25 inches overall, while KAC lists 5.5 inches added. The HUXWRX FLOW 556 Ti remains the daylight low-gas pick, but conspicuous titanium sparking keeps it out of the overall lead.
▶Do I still need to pay $200 for a tax stamp on a 5.56 suppressor in 2026?
No. The One Big Beautiful Bill Act, signed July 2025 and effective January 1, 2026, zeroed the federal NFA transfer tax for suppressors, SBRs, SBSs, and AOWs. You still need to file Form 4, get fingerprinted, submit a photo, pass NICS, and notify your CLEO, but the $200 stamp is gone. Machine guns and destructive devices still pay $200.
▶How long is the ATF wait time for a suppressor in 2026?
For applications finalized in July 2026, ATF reported average processing times of 9 days for individual eForm 4 and 33 days for trust eForm 4. eForm 1 applications averaged 57 days. Individual waits can be longer. Electronic filing remains the cleaner default for most buyers.
▶What is the quietest 5.56 suppressor at the shooter’s ear?
The EchoCore Sector 5.56 Compact measured 126.33 dB SE LEQ at the shooter’s ear in the 2025 TBAC Silencer Summit on a 16-inch host, second place overall and the quietest at-ear performance for a sub-compact. The Sector Full took 1st at 125.43 dB SE LEQ. No supersonic 5.56 suppressor should be treated as hearing-safe, so always wear ear protection.
▶What’s the best 5.56 suppressor for a 10.5 inch or 11.5 inch SBR?
The SAW Tisha Titanium is the best 5.56 suppressor for short-barrel ARs in 2026. PEW Science recorded a Suppression Rating of 49.6 on the MK18 (10.3 inch barrel) in December 2025, the highest 5.56 SR ever measured on that host. It nullifies first-round pop, weighs 10.5 oz, and ships with a HUB adapter and 2-port muzzle brake. The HUXWRX FLOW 556 Ti (SR 41.3 MK18) and PTR VENT 3 (SR 42.6 MK18) are strong runners-up with lower back pressure for gas-gun reliability.
▶Is the Ambient Arms EXO 5.56 worth buying?
Yes, if heat and infrared signature are your main problems. The EXO 5.56 uses intake channels to mix outside air with hot propellant gas, and an independent rapid-fire night-vision comparison showed much less IR glow than conventional suppressors. It is a 6.9-inch, 14.5 oz titanium HUB can with a 10.3-inch minimum barrel and full-auto rating. It is not the first choice for a buyer who wants the strongest independent sound ranking because PEW Science has not published a Suppression Rating for it.
▶Is the Knight's Armament CRS-3 5.56 a good suppressor?
Yes, especially when low flash and hard-use durability matter. It is not limited to KAC rifles; a suitable 1/2x28 host can use it after the correct KAC QDC muzzle device is installed. The 2025 TBAC Silencer Summit measured 138.8 dBA mil-spec average and 126.88 dBA shooter-ear LEQ on its shared 16-inch host. KAC lists a 6.1-inch body, 5.5 inches added, 16 oz, and 0.05 mcd*s flash after the first round. TBAC measured the test assembly at 17.7 oz and 6.25 inches. It fits the KAC 30555 QDC 3-prong and 123191 QDC open brake, but not the Mini-MAMS. Check that the locking collar clears the handguard before installation.
▶Is the HUXWRX FLOW 556 Ti a good suppressor for night vision?
No, not when low visual signature is a primary requirement. Its titanium construction and forward-flow vents can throw a conspicuous trail of sparks in darkness and under night vision. Independent reviewers found that it controls the larger flame ball better than the spark trail, but those sparks still make the firing position easier to see. The FLOW 556 Ti remains excellent for low gas, light weight, and sound performance in daylight. Choose a flash-focused suppressor such as the KAC CRS-3 on a rifle equipped with the correct QDC muzzle device when night signature matters more.
▶Are flow-through suppressors actually better than baffled cans?
It depends on what you optimize for. Flow-through designs (HUXWRX FLOW 556 Ti, FLOW 556K, HUXWRX FLOW 762) vent gas forward to dramatically reduce blowback into the shooter’s face and lower bolt velocity by 1-2% on a semi-auto AR. They typically trade 2-4 dB of pure suppression versus the new top-tier hybrid baffle stacks like the SAW Tisha at SR 49.6. If your priority is gas-to-face on a 10.3 inch SBR, go flow-through. If your priority is the lowest measurable dB on a 16 inch host, go EchoCore or Tisha.
▶Is a 5.56 suppressor hearing-safe?
No. Even the quietest 5.56 cans in 2026, the EchoCore Sector Full at 125.43 dB SE LEQ, the SAW Tisha at PEW SR 49.6, put a supersonic 5.56 round above the OSHA 140 dB impulse threshold at the shooter’s ear. PEW Suppression Rating is a damage-risk score, not a 'quiet’ score; an SR of 41-49 still means measurable hearing-damage risk on repeated exposure. Always wear hearing protection with any suppressed supersonic rifle.
▶What’s the shortest AR-15 barrel you can suppress?
A 10.3 inch or 10.5 inch MK18-pattern barrel is the practical floor for most suppressors. The TBAC Spiro goes down to 8". The HUXWRX FLOW 556 Ti and FLOW 556K have no minimum. SureFire publishes no formal minimum for the RC4 or MINI4, but lists their flash performance as optimized for 10.3-inch and longer barrels. Pair short barrels with a low-back-pressure can plus an adjustable gas block and a gas-buster charging handle to manage the increased bolt velocity.
▶HUB or proprietary QD, which mount system should I buy?
HUB (1.375x24) is the de facto 2025-2026 industry standard and your safest bet for cross-brand flexibility. Every major new launch, SAW Tisha, EchoCore Sector, JK PRO-KOR, Banish 556, Diamondback Ventra, SIG Hexium, PTR VENT 3, TBAC Spiro, ships native HUB. Proprietary systems (SureFire Fast-Attach, HUXWRX Torque Lock, SilencerCo Charlie ASR, Dead Air KeyMo) offer arguably tighter lockup but lock you into one accessory ecosystem and add $100-$200 per muzzle device. Adapter-driven cross-compatibility (KeyMo, Plan-B, ASR, Centrix) is increasingly common.
▶What states are 5.56 suppressors illegal in?
As of August 22, 2026, civilian suppressor ownership is banned in California, Delaware, Hawaii, Illinois, Massachusetts, New Jersey, New York, and Rhode Island, plus Washington DC. Connecticut allows ownership but bans suppressor hunting. Vermont allows ownership and hunting but restricts most other use to sport shooting ranges and narrow official or licensed-industry circumstances. State legality does not replace federal compliance for buyers outside the party-specific August 2026 injunction.
▶Should I file as an individual or use a gun trust in 2026?
File as an individual if you’re the sole owner and want speed. For applications finalized in July 2026, ATF reported average processing times of 9 days for individual eForm 4 and 33 days for trust eForm 4. Individual waits can be longer. The pre-2026 argument for trusts (amortizing the $200 stamp across multiple stamps) is dead now that the stamp is free. Use a trust if you want a spouse or family member to legally possess the can, or if you’re planning for estate transfer.
▶What’s the best 5.56 suppressor under $1,000?
The Otter Creek Labs Polonium ($532) is the best 5.56 suppressor under $1,000 in 2026. It posts PEW Suppression Rating 37.7 on the MK18, outperforming many $1,200+ premium-tier launches, with CNC-welded H900 17-4 stainless construction, an integrated flash hider, HUB 1.375x24, and a 1/2x28 direct-thread mount included. The JK Armament PRO-KOR 556K ($999) beats it on raw SR (40.4) but at the top end of the price tier with a taper mount included.
▶How does the SureFire RC4 compare to the older RC2?
The RC4 (December 2025) replaces the RC3 and is SureFire’s first ground-up redesign in years. SureFire claims a 60% back-pressure reduction and roughly 4x flash improvement over the RC3 thanks to S-curve baffle geometry developed with Oak Ridge National Labs. It launched at $1,549, a $250 drop from the RC3's $1,799 MSRP. The RC2 (PEW SR 35.7 MK18) still has documented 80,000-round service lives and is the only SureFire 5.56 can with verified third-party suppression numbers, so it stays on this list pending RC4 PEW data. Avoid the RC3, PEW measured it at SR 28.8, well below the RC2.
Aditya Bawankule
Aditya BawankuleAuthor

Avid shooter with 10+ years of experience including competition shooting, an associate member of the Professional Outdoor Media Association (POMA), and a member of the National Shooting Sports Foundation (NSSF) and Safari Club International (SCI). Built 10+ AR-pattern rifles and several handgun platforms for home defense, competition, and suppressed night shooting.

10+ years shooting experienceCompetition shooterBuilt 10+ AR-pattern riflesAssociate member of the Professional Outdoor Media Association (POMA)Member of the National Shooting Sports Foundation (NSSF)Member of Safari Club International (SCI)

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