Dead Air Blast Shroud Works w/DA458Xeno,DA452KeyMicro & 1 1/8-28AdaptersDead Air Blast Shroud Works w DA458Xeno,DA452KeyMicro & 1 1 8 28Adapters Designed for short barreled rifles and pistol caliber carbines; Reduces concussion and flash directed to sides; Improves comfort for shooter and bystanders; Functions as a linear compensator to reduce muzzle rise; Extends muzzle position for added support hand safety; Compatible with Dead Air muzzle devices or thread adapter; Modular design compatible with other Dead Air