Aero Precision Bolt Carrier Group 5.56 NATO Phosphate For AR-15

The Aero Precision Bolt Carrier Group delivers a durable and reliable replacement option for AR-15 models. Machined from 8620 steel, it features mil-spec phosphate coating, forward assist serrations, a chrome lined gas key and bolt channel, and a black o-ring insert on the extractor. Get the best price online from GrabAGun today!