Advanced Technology International is a well respected and well know after market manufacturer. ATI makes some of the best quality and highly desirable after market accessories. ATI's commitment to innovation and quality are the reason that individuals continue to purchase ATI parts an accessories. This particular item is Shark Muzzle Brake and the crush washer is included.

Specifications and Features:
ATI AR-15 Muzzle Device A.5.10.2252
Shark Muzzle Brake
Crush Washer Included
Side and Top ported to reduce back pressure
.223 Remington/5.56 NATO
1/2x28 Compatible
CNC machined out of high quality solid stainless steel block
High Polish Finish