SilencerCo Charlie MAAD Brake 2.0 Black Anodized Aluminum 2.23in OAL 1.68in Diameter Aluminum. 0 is the perfect hub for all of SilencerCos accessories. The MAAD Brake 2.0 minimizes recoil and muzzle climb without adding excessive length at just 2.235. Its a great option for shooters who want to keep their overall profile compact but still reduce recoil. Specifications for SilencerCo Charlie MAAD Brake 2.0: Manufacturer: SilencerCo Color: Black Finish: Anodized Fabric/Material: Aluminum Outer Diameter: 1.68 in Length: 2.23 in Package Contents: SilencerCo Charlie MAAD Brake 2.0 SilencerCo Charlie MAAD Brake 2.0 Black Anodized Aluminum 2.23" OAL 1.68" Diameter AC5451