BRT M16 CHROME Bolt Carrier Group C158 HPT/MPI Auto

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CHROME Full Auto Bolt Carrier Group BCG for the AR Family of Weapons (AR15, M16, M4)

Carpenter 158 bolt is Shot Peened, HP tested / MP inspected and Chrome plated for enhanced service life.

The USGI full auto bolt carrier is Hard Chromed outside and inside.

The Mil-Spec gas key is full Chrome, secured with heavy splined fasteners (per mil-spec drawing) and properly staked to ensure reliable gas system performance.

Bolt is marked "MP". Carrier is marked "BRT" with Logo on the ejection port side.

100% made in USA to USGI M16 specifications.

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