Coated bolt carrier group (full auto version) for AR10 (.308 WIN / 7.62x51mm / 6.5 Creedmoor) machined from Mil-Spec 8620 aircraft quality steel with shrouded firing pin. BCG includes a heat treated gas key. Gas key is secured to carrier with Grade 8 fasteners and properly staked per Mil-Specs. This ensures a strong staking and proper gas system functioning.
Mil-Spec AR10 Bolt Carrier and Key:
- Compatible w/ any DPMS LR308 platforms
- Mil-Spec Bolt Carrier Machined from 8620 Aircraft Quality Steel and heat treated to 60-61 RC
- Mil-Spec Gas Key
- Key Staked with Grade 8 Screws, per Mil-Spec
- Full Auto Carrier (Backward compatible with all semi-auto rifles)
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