Parts

The heart of a reliable AR-15 build is a quality 5.56 bolt carrier group assembly. These are the same high quality BCGs Angstadt makes for law enf...

This 45 ACP bolt carrier group is compatible with GLOCK 45 ACP AR-15 (AR-45) builds. It features removable weight for use with the Law Tactical fol...

This 9mm bolt carrier group is compatible with both GLOCK and Colt style 9mm AR-15 magazines without any further modifications. It features removab...