Bolt Carrier Groups

FailZero, AR-15 Bolt Carrier Group, No Hammer, Completely Assembled, EXO Nickel Boron Coated, Nickel Finish

AVAILABILITY: THIS ITEM IS AVAILABLE IN STORES AND ONLINE FOR SHIPMENT DIRECT TO YOU This Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most mil spec AR15 upper receivers. All critical parts are coated with EXO Nickel Boron...

Aero Precision AR15 5.56 BCG w/9310 Bolt; Black Nitride; Aero Marked (C)

AVAILABILITY: THIS ITEM IS AVAILABLE IN STORES AND ONLINE FOR SHIPMENT DIRECT TO YOU This high quality bolt carrier group is a valuable addition to your AR15 build.Features :* M16-cut carrier* Machined from 8620 Tool Steel (Carrier) and 9310 Steel...

Sons of Liberty Gun Works, Bolt Carrier Group, 223 Remington/556NATO, Manganese Phosphate Finish, Black

AVAILABILITY: THIS ITEM IS AVAILABLE IN STORES AND ONLINE FOR SHIPMENT DIRECT TO YOU Sons of Liberty Gun Works looks at the bolt carrier group as the heart of the gun. If the gas port is the lungs, then the bolt carrier group is the heart. Its what...