These 5.56/300 BLK Bolt Carrier Groups are Phosphate Coated with Chrome Lined Gas Key & Bolt Channel, Full-Auto rated, properly staked, and the bolts are Matched to the barrel.
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CMMG

CMMG BOLT CARRIER GROUP AR15 6.5GREN/6MM ARC
Original price was: $199.95.$191.99Current price is: $191.99.
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