NBS AR-10 / 308 / 6.5 Creedmoor Dual Ejector Bolt Carrier Group – Black Nitride – 17897

This NBS Black Nitride .308 Complete BCG is compatible with any AR10, 6.5 Creedmoor, .308 or 7.62×51 rifle that follows the DPMS pattern. The carrier includes forward assist serrations and the bolt is (MPI) certified. The double ejectors address the problems most rifle builders encounter with AR10 variant calibers, and with the addition of a second ejector, you can expect flat loading, powerful and consistent ejection.

Bolt:

• MPI Inspected
• 9310 Alloy Steel
• Hardened Steel Extractor
• Double Ejector
• Milspec Gas rings (3)
• Black Extractor Insert

• 8620 Steel
• Heavy Duty Full Cut Design
• Grade 8 Gas Key Screws, Staked
• Gas Key Material – 4140

• 8620 Steel Nitride Finish

• Mil-Spec Firing Pin