Comstock Armory 5.56 Bore Compact Muzzle Brake 1/2×28 – Plan-B Suppressor Mount

Comstock Armory 5.56 Bore Compact Muzzle Brake 1/2×28 – Plan-B Suppressor Mount

The Comstock Armory MBC Compact Muzzle Brake is built for shooters who demand performance, precision, and simplicity. Designed to work seamlessly with popular .900″-24 adapters like the Comstock LPA, Q Plan-B, and Rearden Atlas, this brake delivers aggressive recoil mitigation while acting as a sacrificial baffle—protecting your suppressor from premature blast wear.

Crafted from high-strength 17-4 PH stainless steel and finished in a sleek black nitride coating, the MBC is as durable as it is refined. Its rotationally symmetric design eliminates the need for timing or shims, making installation fast and frustration-free. Whether you’re running .223 or 5.56mm, this compact brake is optimized for control, longevity, and suppressor-ready versatility.

Suppressor CompatibilityFits .900″-24 adapters including Comstock LPA, Q Plan-B, and Rearden Atlas.

Sacrificial Baffle FunctionRedirects blast to reduce suppressor baffle wear and extend suppressor life.

Recoil ReductionSignificantly reduces felt recoil for better control and faster follow-up shots.

No Timing RequiredRotationally symmetric design eliminates the need for shims or clocking.

High-Strength BuildMade from 17-4 PH stainless steel for rugged durability.

Black Nitride FinishCorrosion-resistant and sleek for tactical aesthetics.

Easy Installation3/4″ wrench flats for quick and secure mounting.

Compact ProfileAdds only ~0.9″ to muzzle length with a total length of 1.6″.

Caliber CompatibilityDesigned for bullets up to .223 or 5.56mm.

Specifications

• Material: 17-4 PH stainless steel
• Finish: Black nitride
• Thread Pattern: 1/2-28 for common rifle barrels
• Suppressor Adapter Compatibility: .900″-24 (Comstock LPA, Q Plan-B, Rearden Atlas)
• Wrench Flats: 3/4″ for easy installation
• Length: 1.6″ overall (~0.9″ added to muzzle)
• Weight: 1.9 ounces
• Design: Rotationally symmetric, no timing required
• Caliber Compatibility: Up to .223 or 5.56mm