Especially effective on short barrels, the Taper Mount Blast Shield directs concussive force forward while the internal pocket allows the muzzle device to retain it's specific performance goals. Ultra strong 17-4PH stainless steel provides a robust material to withstand intense use and full auto fire without fear of failure. Fluted Geometry in the rear of the device provide geometry for attaching and detaching quickly. Melonite QPQ surface treatment provides an extremely hard, durable, and attractive finish. The Griffin Taper Mount Blast Shield is compatible with Griffin's line of Taper Mount muzzle devices of any caliber and model