Advanced Armament Corp

The AAC Blackout Muzzle Brake is a highly efficient and effective brake designed to significantly reduce recoil and help keep shooters on target for faster shot-to-shot recovery. All Blackout muzzle brakes are machined from high strength aerospace 17-4 stainless steel alloy and coated in a hard durable corrosion resistant SCARmor finish. - This 90-Tooth Blackout muzzle brake works in conjunction with AAC's Non-Tapering Ratchet Mount designed specifically for use with the MK13-SD Silencer. The new 90T gear on the brake interfaces with a spring biased ratchet lever on the suppressor to eliminate the potential for the silencer to inadvertently unthread during firing while a finer pitch external ACME thread snugs it up securely to create a rock solid platform. Caliber: 30 Cal/7.62mm - Thread Pitch: 5/8-24 - Common Firearm Use: Bolt Action 7.62mm or 300 Win Mag M2010 - Length: 2.25 - Weight: 2.4 oz - Finish: SCARmor - Silencer Mount: 90-T Ratchet Mount - AAC Silencer Compatibility: MK13-SD - NOTE: This brake is designed specifically for use with AAC's MK13-SD Silencers and is NOT compatible with other 90-Tooth Silencers such as the SR5 or SR7.