Comstock Armory Full Size Flash Hider 1/2×28 – Plan-B Suppressor Mount

Comstock Armory Full Size Flash Hider 1/2×28 – Plan-B Suppressor Mount

Level up your rifle with the Full Size Flash Hider (1/2-28) Plan-B Suppressor Mount—built for shooters who demand reliability, strength, and suppressor compatibility without compromise. Designed for .900″-24 adapter systems like Comstock LPA, Q Plan-B, and Rearden Atlas, this flash hider does more than conceal muzzle flash—it protects your suppressor’s blast baffle with precision gas redirection that minimizes erosion and extends component life.

Crafted from high-strength 17-4 PH stainless steel and finished in tactical-grade black nitride, it’s a rugged, lightweight upgrade that installs effortlessly, aligns reliably, and operates flawlessly with bullets up to 9mm. Whether you’re running suppressed or not, this flash hider delivers mission-grade performance.

Suppressor-Ready MountingCompatible with common Plan-B adapter systems (.900″-24), enabling quick, secure suppressor attachment.

Blast Baffle ProtectionRedirects expanding gases outward to significantly reduce suppressor blast baffle wear and erosion.

Premium MaterialMachined from heat-resistant 17-4 PH stainless steel for outstanding durability under repeated firing.

Black Nitride FinishOffers corrosion resistance and a low-visibility, non-reflective look suitable for tactical applications.

Tool-Friendly Installation3/4″ wrench flats make installation and removal fast, easy, and precise.

No Shims NeededRotationally symmetric design allows for worry-free installation—no shimming or clocking required.

Permanently MountablePredrilled for pinning and welding to 14.5″ barrels for legal overall length compliance.

Caliber SupportSuitable for bullets up to 9mm, including cartridges like .350 Legend.

Specifications

• Model: Full Size Flash Hider Plan-B Mount
• Thread Pitch: 1/2-28
• Adapter Compatibility: Comstock LPA, Q Plan-B, Rearden Atlas (.900″-24)
• Material: 17-4 PH Stainless Steel
• Finish: Black Nitride
• Weight: 2.3 ounces
• Overall Length: 2.14 inches (~1.5″ added to muzzle)
• Wrench Flats: 3/4″
• Suppressor Compatibility: Compatible with Plan-B style adapters
• Pin/Weld: Predrilled for easy pin/weld barrel compliance
• Caliber Use: Up to 9mm (.350 Legend included)

*Installation Notes: Always confirm barrel length for pinning; check bullet stabilization before attaching suppressors; use alignment rod to confirm safe setup