Faxon Firearms Bolt Carrier Group 5.56 NATO Fits AR-15 – Titanium Nitride, Gold (FF556BCGCNITRIDE-TiN)

• Bolt carrier group for 5.56 NATO AR-15 platforms with full auto compatibility
• 9310 tool steel bolt heat treated and shot peened to MIL-SPEC standards
• Salt bath nitrided bolt and carrier for durability and corrosion resistance
• Titanium nitride PVD coated carrier and gas key with superfinished body
• Magnetic particle inspection ensures structural integrity and defect-free performance
• Includes Crane O-ring spring insert and chamfered lugs for reliable operation

The Faxon Firearms Bolt Carrier Group 5.56NATO Fits AR-15 Titanium Nitride PVD Coated is a bolt carrier group designed for cycling and firing operations in AR-15 rifle platforms. This Faxon Firearms bolt carrier group is chambered for 5.56 NATO and features a titanium nitride coated carrier and gas key with a salt bath nitrided bolt.

The assembly uses a 9310 tool steel bolt with full MIL-SPEC heat treatment and magnetic particle inspection. It includes an S7 extractor, forward assist serrations, and a superfinished carrier body. The bolt carrier group is full auto compatible and incorporates a spring, insert, and Crane O-ring. In standard configurations, the nitrided bolt and TiN coated surfaces provide corrosion resistance and surface hardness for rifle operation, while the AR-15 compatible interface supports installation in common rifle builds.