Nickel Boron Bolt Carrier Group, AR-15 Complete

M16 Complete Bolt Carrier Group – Nickel Boron

• Bolt Material 9310 Tool Steel
• Carrier 8620 Steel
• Staked Gas Key
• NiB Coated
• Includes Firing Pin, Retaining Pin, Cam Pin, Extractor, Bolt Gas Rings

MADE IN THE USA