Shop › FZ LIGHTWEIGHT BOLT CARRIER GROUP FZ LIGHTWEIGHT BOLT CARRIER GROUP $234.99 FailZero Lightweight/Low Mass Bolt Carrier Group, No Hammer, EXO Nickel Boron Coated, Nickel Finish, 9.2 oz Total BCG Weight FZ-LW-BCG-01-NH Quantity: Add To Cart Added! FailZero Lightweight/Low Mass Bolt Carrier Group, No Hammer, EXO Nickel Boron Coated, Nickel Finish, 9.2 oz Total BCG Weight FZ-LW-BCG-01-NH