RUGGED 3 PORT BRAKE 1/2X28

3 Port Brake featuring our Dual Taper Locking System(TM), compatible with our Radiant762″ Surge 7.62″ Razor 7.62 and Micro30.This muzzle device is designed for reducing recoil when shooting unsuppressed. The 3 Port Brake has a .30 cal aperture, but the 1/2×28 variation can be permanently attached to 5.56 14.5″ barrels in order to meet 16″ requirements.