Shop › FZ AR15 BOLT CARRIER GROUP FZ AR15 BOLT CARRIER GROUP $169.99 FailZero AR-15 Bolt Carrier Group, No Hammer, Completely Assembled, EXO Nickel Boron Coated, Nickel Finish 009-FZAR15-01-NH Quantity: Add To Cart Added! FailZero AR-15 Bolt Carrier Group, No Hammer, Completely Assembled, EXO Nickel Boron Coated, Nickel Finish 009-FZAR15-01-NH