TacFire AR-15 Bolt Carrier Group, Black Nitride - BCG

TacFire AR-15 bolt carrier group (BCG) houses the firing pin, gas key, cam pin, extractor, and bolt for reliable operation. Compatible with AR-15 platforms chambered in 5.56 NATO/.223 Remington, this steel BCG features black nitride finish and MPI testing for durability. The BCG handles feeding, chambering, firing, and extraction cycles while managing expansion gases during operation.