The Radian Enhanced Bolt Carrier Group for AR15 in .223/5.56 with Black Nitride finish offers exceptional performance and reliability. This precision-engineered BCG features a case-hardened 9310 steel bolt and 8620 steel carrier, both treated with a self-lubricating black nitride finish for enhanced durability and smooth operation. Designed to minimize carrier tilt and reduce friction, this BCG exceeds mil-spec standards and undergoes rigorous testing to ensure top-tier performance in both semi-auto and full-auto systems.
Features and Specifications:
- Caliber: .223 Remington/5.56 NATO
- Weight: 11.5 oz
- Bolt: Case hardened 9310 steel, shot peened
- Carrier: Billet machined case hardened 8620 steel
- Gas Key: 4130 steel, properly staked with Grade 8 hardware
- Finish: Black Nitride for enhanced lubricity and corrosion resistance
- High pressure tested (HPT) and magnetic particle inspected (MPI)
- CNC precision-ground bolt lugs for improved accuracy
- M16 profile (compatible with semi-auto AR15)
- Re-profiled to reduce carrier tilt and friction
- Made in the USA
- Includes: Bolt assembly, extractor, cam pin, bolt carrier, carrier gas key, firing pin, and firing pin retaining pin
