5.56/.223/300 AAC Nitrided and QpQ complete Bolt Carrier Group with bolt
comes complete with standard firing pin.
specs:
-8620 Tool Steel Enhanced Radius design Carrier with inside and out Black Nitride Treatment
-MPI/HPI tested Bolt
Black Nitride Treatment
-Billet Machined Extractor with Black Insert and O-Ring upgrade
-Billet Machined 4140 Steel Gas Key
-Grade 8 Fasteners
-Military Specification Gas Key Staking.
Made in the USA
*picture may show additional writing on bcg- not all bcgs will have the writing made in the use QpQ.