Shop › DD BOLT CARRIER GROUP 5.56 DD BOLT CARRIER GROUP 5.56 $221.00 Daniel Defense Complete Bolt Carrier Group, 5.56mm, Matte Finish, Black, Shot Peened Bolt, Extractor Booster, Chrome Lined Carrier 04-013-19032 Quantity: Add To Cart Added! Daniel Defense Complete Bolt Carrier Group, 5.56mm, Matte Finish, Black, Shot Peened Bolt, Extractor Booster, Chrome Lined Carrier 04-013-19032