Faxon Firearms FF556BCGCNITRIDETIN M16 5.56 Bolt Carrier Group .223 Rem/5.56 NATO TiN PVD Coated 9310 Steel For AR15/M16

Faxon Superfinished 5.56 M16 Bolt Carrier Group- TiN PVD - Category: Rifle Parts - Platform: AR15 - Series: Bolt Carrier Groups - Caliber/Cartridge: 5.56 NATO - The Faxon Superfinished 5.56 M16 Bolt Carrier Group (TiN PVD) is a premium full-auto compatible upgrade engineered for smooth cycling dependable extraction and long-term durability. Seeing MIL-SPEC as only the starting point Faxon refines the details- materials inspection heat treat and surface finishes- to deliver a BCG built for demanding shooters. - This BCG starts with a 9310 tool steel bolt that is MPI tested heat-treated and shot-peened. The bolt and carrier are salt bath nitrided to increase surface hardness and corrosion resistance while the carrier and gas key feature TiN PVD coating for added wear resistance and a distinctive high-performance finish. Faxon•s Superfinish on the carrier body helps reduce friction and fouling for easier cleaning and consistent operation. - Built for Hard Use Tuned for Smooth Operation - Reliability is in the details. Bolt lugs are chamfered to support consistent lockup and cycling the extractor is S7 and the assembly includes a spring insert and Crane O-ring. The gas key uses grade 8 fasteners and is fully staked to help ensure a lifetime of service. The M16 carrier pattern maintains the trip for compatible full-auto fire control groups and many modern trigger systems. - Key Features - 9310 Tool Steel Bolt - Salt Bath Nitrided Bolt & Carrier for hardness and corrosion resistance - TiN PVD Coated Carrier & Gas Key for enhanced wear resistance - Superfinished Carrier Body to reduce friction and fouling - Magnetic Particle Inspection (MPI) for quality assurance - Full MIL-SPEC Heat Treatment and shot peened to MIL-SPEC - Back of lugs chamfered for reliable cycling - S7 Extractor - Spring insert & Crane O-ring installed - Full-auto compatible (M16 pattern) with forward assist serrations - Gas key with grade 8 fasteners and full staking - Detailed Specifications - 9310 Tool Steel Bolt - Full MIL-SPEC Heat Treatment - Shot Peened to MIL-SPEC - Magnetic Particle Inspection (MPI) - Back of Lugs Chamfered for Reliability - Spring Insert & Crane O-Ring Installed - Salt Bath Nitrided Bolt & Carrier - TiN PVD Coated Carrier & Gas Key - S7 Extractor - Superfinished Carrier Body - Full Auto Compatible - Forward Assist Serrations