Dead Air Armament is proud to offer a new muzzle brake muzzle device which is compatible with the Dead Air Armament Xeno This muzzle device is designed to be used either by itself or in conjunction with a Dead Air Armament Suppressor. Without a Suppressor attached the Xeno Muzzle device will function as a stand alone muzzle brake. When you are ready to turn up the silence, the Dead Air muzzle device will serve as a QD mounting point for Dead Air Xeno compatible suppressor.