Angstadt Arms

Angstadt Arms, AR-15 Bolt Carrier Group, 9MM, Black Finish, Compatible For Use with Both Glock and Colt Style Dedicated 9mm AR-15 Lower Receivers For Use with a Standard AR-15 Hammer QPQ Black...

Angstadt Arms 6" 9MM AR-15 lightweight profile barrel made from 4140 chrome-moly steel with a 1-10" twist rate and 1/2x36 threaded barrel for easy installation of sound suppressors. Exactly 6" long...

The heart of a reliable AR-15 build is a quality 5.56 bolt carrier group assembly. These are the same high quality BCG's Angstadt makes for law enforcement and military groups around the world...