FailZero M16/M4 Bolt Carrier Group BCG No Hammer Matte FZ-M164-01-NH-MATTE. These Bolt Carrier Groups made by FailZero come fully-assembled for easy drop-in installation on most Mil-Spec upper receivers. All essential components of the FailZero M16/M4...

In stock
ShipAmount $0.00
RevType 2
Manufacturer FailZero
Sku FZM16401NHMATTE
Identity 8937031981