Dead Air Muzzle Devices Dead Air Key Micro Brake $80.00MSRP: $89.00 ($9.00) Select options Dead Air Key Micro Flash Hider $80.00MSRP: $89.00 ($9.00) Select options Dead Air Keymount Flash Hider $80.00MSRP: $89.00 ($9.00) Select options Dead Air Keymount Muzzle Brake $80.00MSRP: $89.00 ($9.00) Select options