ANDERSON MANUFACTURING 6.5 GRENDEL BLK NITRIDE BCG
Anderson Manufacturing AR15 Black Nitrided 6.5 Grendel Bolt Carrier Group complete with firing pin, cam pin, and firing pin retainer. Machined steel 8620 Carrier w/ 9310 MPI bolt head. The black nitride finish is more heat resistant with a slick surface for easier cleaning. Bolt heads are not marked sometimes depending on batches. Made In the USA!!