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PCC Home Defense

9mm carbine velocity with rifle ergonomics

B&T GHM9 Gen 24 componentsCurrent build cost: $3,025.59Prices as of Jul 2, 2026

This is a suppressed 9mm home defense carbine on the B&T GHM9, built to put controllable, hearing-safer fire downrange from a rifle-length platform indoors. It runs an EOTech XPS2 holographic sight, a Dead Air Wolfman modular suppressor, a Streamlight ProTac HL-X light, and a 33-round Glock magazine.

The GHM9 is Swiss-built and runs a hydraulic buffer that smooths out felt recoil compared to simple blowback PCCs, so follow-up shots stay fast and flat. Paired with a suppressor and 9mm's lower blast, this is a defensive long gun you can actually fire inside a house without the concussive punishment of a 5.56 SBR.

Every part below shows a live price and loads into the builder in one click, so you can compare optics, suppressors, and magazines and see the total move as you build it to your needs.

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Base platform

B&T GHM9 Gen 2
B&T GHM9 Gen 2

$1,549.00 MSRP

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Why this build

The B&T GHM9 is the premium home defense PCC host because Swiss manufacturing gives it tight tolerances and a genuinely refined feel, and its hydraulic buffer reduces felt recoil so the gun tracks flat under rapid fire. Fully ambidextrous controls and a Glock-magazine lower option mean it fits any shooter and feeds from affordable, widely available magazines. For close-quarters home defense, that combination of low recoil and reliability is exactly what you want.

The optic and can are chosen for speed and signature. The EOTech XPS2's 68 MOA ring with a 1 MOA center dot is built for the fastest possible target acquisition in tight spaces, and the holographic reticle stays parallax-free at close range, which matters when a threat appears at across-the-room distance. The Dead Air Wolfman is the most versatile 9mm suppressor available, configurable at 5.3 inches for compactness or 7.5 inches for maximum suppression, so you can tune the balance between hearing protection indoors and length.

The support gear keeps the package practical. The Streamlight ProTac HL-X puts 1,000 lumens and 50,000 candela on target for positive identification and ships complete with a mount and switch, and the 33-round Glock OEM magazine gives deep capacity from a proven factory body. Nothing here is chosen for the range only; every part serves the mission of a quiet, controllable defensive carbine.

Parts list

Optics & Sighting

EOTech XPS2
EOTech XPS2

$577.99 at Optics Planet · In stock

The EOTech XPS2 is a compact holographic sight whose 68 MOA ring with a 1 MOA center dot is purpose-built for the fastest close-quarters acquisition, and its parallax-free holographic reticle sits on target regardless of head position, which is exactly what a defensive carbine needs indoors. It runs a transverse CR123A and mounts to the GHM9's top Picatinny rail.

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Budget swapSig Sauer Romeo5$139.99

Choose the Sig Romeo5 to cut cost with a proven 2 MOA red dot and a 40,000-hour battery that far outlasts the holographic sight's runtime.

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Illumination

Streamlight ProTac HL-X
Streamlight ProTac HL-X

$96.52 at Amazon · In stock

The Streamlight ProTac HL-X delivers 1,000 lumens and 50,000 candela for positive target identification inside and around a home, and it ships as a complete package with Picatinny and M-LOK mounts plus a pressure switch. Its dual-fuel design runs on CR123A cells or the rechargeable SL-B26.

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Suppressors

Dead Air Wolfman
Dead Air Wolfman

$750.99 at KYGUNCO · In stock

The Dead Air Wolfman is the most versatile 9mm suppressor available, with a modular design that configures at 5.3 inches for a compact indoor package or 7.5 inches for maximum sound reduction. It is full-auto rated with a Stellite baffle stack for durability, and its KeyMicro mounting system scales from pistol hosts up to the larger KeyMo interface on carbines.

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AlternativeRugged Sub9$742.00

Choose the Rugged Sub9 for full-auto and belt-fed durability and a taper-lock 3-lug mount tuned for subgun hosts.

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Premium swapBanish 9$999.00

Choose the Banish 9 for a fully user-serviceable titanium can that disassembles by hand for cleaning after dirty subsonic ammo.

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Magazines & Feeding

Glock OEM G17 Magazine 33-Round
Glock OEM G17 Magazine 33-Round

$51.09 at Optics Planet · Out of stock

The Glock OEM 33-round magazine delivers deep defensive capacity from a factory body with the reliability Glock magazines are known for. Its extended length is a non-issue on a carbine, and it feeds the GHM9's Glock-compatible lower directly.

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Budget swapMagpul PMAG 27 GL9$18.45

Choose the 27-round Magpul PMAG GL9 for near-comparable capacity at a fraction of the OEM 33-rounder's cost.

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AlternativeMagpul PMAG 21 GL9$18.75

Choose the 21-round PMAG GL9 for a shorter magazine that is easier to stage and handle around a bedside carbine.

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Current build cost $3,025.59

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Capability profile

Capability Scan

Baseline vs Configured

Frequently Asked Questions

▶Is a suppressed PCC good for home defense?
Yes. A suppressed 9mm PCC like the B&T GHM9 with a Dead Air Wolfman reduces the blast and concussion of firing indoors, which protects your hearing in a defensive situation, and 9mm produces far less muzzle blast than a short-barreled 5.56 rifle. The rifle-length platform is also easier to shoot accurately than a handgun under stress.
▶Why choose the B&T GHM9 over a cheaper PCC?
The B&T GHM9 is Swiss-built with tight tolerances and a hydraulic buffer that smooths felt recoil compared to simple blowback PCCs, so it tracks flatter under rapid fire. It has fully ambidextrous controls and a Glock-magazine lower option, making it a premium choice for a defensive carbine where refinement and reliability justify the higher cost over a budget build like the Aero EPC-9.
▶What suppressor works best on a 9mm home defense carbine?
The Dead Air Wolfman is the most versatile choice, configurable at 5.3 or 7.5 inches so you can balance compactness against maximum sound reduction, and it is full-auto rated. The Rugged Sub9 is the more durable subgun-focused option, and the Banish 9 is the pick if you want a titanium can you can fully disassemble to clean.
▶Does the NFA tax still apply to suppressors in 2026?
No. As of January 1, 2026, the federal making and transfer tax on suppressors is zero after the One Big Beautiful Bill Act, so there is no longer a federal tax stamp cost on cans. You still complete a Form 4, pass a background check, and register the suppressor, and current eForm approvals are running in the range of days to a couple of weeks. Suppressors remain legal to own in 42 states, subject to state law.
▶What optic is best for a close-quarters defensive carbine?
The EOTech XPS2 holographic sight is built for close-quarters speed, with a 68 MOA ring that draws the eye and a 1 MOA center dot for precision, and its parallax-free reticle stays on target regardless of head position. The Sig Romeo5 is a proven budget alternative on the same rail with a much longer battery life.

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