Angstadt Arms AA09BCGNIT Bolt Carrier Assembly 9mm QPQ Black Nitride 8620 Steel AR-15
The Angstadt Arms AR-15 Bolt Carrier Group is machined from 8620 alloy steel with a QPQ black nitride finish. It features a removable weight for use with Law Tactical folding stock adapter and is compatible with both Glock and Colt 9mm AR-15 magazines. Use with a standard AR-15 hammer.