KG AR/M16 5.56/.223/.300 BLACKOUT caliber complete Black Nitride Bolt Carrier Group
The bolts are manufactured to our exacting standards.
Features:
- Nitride QPQ Finish
- Shot peened, MPI Tested
- 9310 Tool Steel Bolt; 8620 M16 carrier
- Properly staked 4140 Machined Gas Key fastened with Hardened Grade 8 Fasteners.
Made in the USA
For Orders of 100 or More Please Contact Us for Special Pricing
