SuppressorsMid-Range

JK Armament

JK Armament PRO-KOR 556K

Sub-$1k Haynes 282 K-can with included taper mount and PEW Suppression Rating 40.4 on MK18

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Quick Specs

Price: $999
Weight: 14.3 oz
Brand: JK Armament
Category: suppressor

Features

•5.56 NATO
•17-4 SS + Haynes 282
•PEW SR 40.4 MK18
•HUB 1.375x24 + Ti War Eagle taper mount
•14.3 oz

Capability Boosts

Suppression+2

Mobility+1

Recommended For

Outdoor Defense+2

Vehicle Operations

Compatibility Tags

family: modern-riflefamily: ar-patternsuitable-for: ultra-compactcaliber: 556caliber: 223

Pros

+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
+Full-auto rated, hard-use spec
+JK 'No BS' unconditional lifetime warranty
+Garand Thumb world-record suppressor stunt put the brand on the radar

Cons

−K-can length (5.35 inches) limits maximum suppression vs full-size cans
−14.3 oz without mount, heavier than titanium K-cans
−JK Armament is a newer suppressor entrant
−Taper mount lockup repeatability depends on consistent torque
−Boutique distribution narrows dealer access
−No multi-caliber rating

Detailed Specifications

Length: 5.35 inches (6 inches with mount)
diameter: 1.72 inches
weight: 14.3 oz (15.5 oz with mount)
Material: 3D-printed 17-4 stainless and Haynes 282, monolithic tubeless
Mount Type: HUB 1.375x24 with Ti War Eagle taper mount included
minimumBarrelLength: None published
ratedCalibers: 5.56 NATO / .223 REM
soundReduction: PEW Suppression Rating 40.4 (MK18)
fullAutoRated: Yes
warranty: JK 'No BS' unconditional lifetime

Compatible Platforms

+111 more

Custom

Custom Tactical AKM (7.62x39)

Custom

Custom AR-15 (Build From Scratch)

Custom

Custom AR-9 (Build From Scratch)

Custom

Custom Precision Rifle (R700 Footprint)

Ruger

Ruger American Rifle Gen II Predator

Bergara

Bergara B-14 HMR

Pairs Well With

Top matches

Custom

Custom AR-15 (Build From Scratch)

2 shared compatibility tags

Great

Aero Precision

Aero Precision M4E1 Complete Rifle 16"

2 shared compatibility tags

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Bravo Company Manufacturing

BCM RECCE-16 MCMR

2 shared compatibility tags

Great

KE Arms

KE Arms WWSD 16"

2 shared compatibility tags

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Colt

Colt LE6920 M4 Carbine

2 shared compatibility tags

Great

FN America

FN 15 Military Collector M4

2 shared compatibility tags

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