Q USED, Q Cherry Bomb Muzzle Brake/Suppressor Adapter, M13.5 - 1LH, CB-M13.5-1LH

It features our taper mount shoulder to align with our barrels and silencers uses a 1/2 inch socket on the front for easy install and removal and features 360 circumferential ports to alleviate the need for timing and shims. Backwards compatible with standard 90 degree shouldered barrels.