FailZero AR-10 Bolt Carrier Group, EXO Nickel Boron

FailZero AR-10 Bolt Carrier Group with EXO Nickel Boron Coating

This is a complete, fully assembled bolt carrier group designed for AR-10 pattern rifles chambered in .308 Winchester and compatible cartridges. It arrives ready to drop into most mil-spec AR-10 upper receivers without modification.

Superior Coating Technology

Every critical component receives FailZero's proprietary EXO Nickel Boron coating. This advanced surface treatment delivers:

• Permanent dry lubricity — reduces friction without requiring constant oil application
• Extreme durability — withstands thousands of rounds of hard use
• Enhanced wear resistance — extends component life significantly
• Superior corrosion resistance — protects against moisture and environmental degradation

What's Included

The group contains all necessary components:

• Bolt and extractor (.308 compatible)
• Bolt carrier
• Cam pin
• Carrier key
• Firing pin

Compatibility

Designed for DPMS pattern AR-10 receivers. Also compatible with 6.5 Creedmoor and other .308-based cartridges. The nickel boron treatment on every part ensures consistent performance and reliability across your shooting sessions.