FailZero .308 EXO Nickel Boron Bolt Carrier Group

This Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most mil spec AR10 upper receivers.  All critical parts are coated with EXO Nickel Boron technology that provides permanent dry lubricity, extreme durability and increases both wear and corrosion resistance.  Our patented Nickel Boron coating will reduce friction and improve the overall performance of your rifle.

Note: DPMS Pattern and 6.5 Creedmoor compatible

Nickel Boron treated parts include:

• Bolt & Extractor (.308 compatible)
• Bolt Carrier
• Extractor
• Cam Pin
• Carrier Key
• Firing Pin

Please Note:  Bolt Carrier aesthetics/design may differ slightly from product picture, depending on product batch from FailZero.