SilencerCo ASR Single Port Muzzle Brake 5/8×24 30 Cal

This single port muzzle brake is compatible with all SilencerCo ASR Mounts. It offers quick and easy one-hand-on one-hand-off attachment and detachment. The 1-port design effectively reduces felt recoil and muzzle climb. Each ASR muzzle brake comes with a shim set and rocksett for easy application.