Faxon Firearms Bolt Carrier Group Type 2 6.5 Grendel/6mm ARC/22 ARC Salt Bath Nitride 9310 Steel

Faxon Superfinished 6.5 Grendel/ARC Type 2 Bolt Carrier Group (.136) -- Nitride - Category: Rifle Parts - Platform: AR15 - Series: Bolt Carrier Groups - Caliber/Cartridge: 6.5 Grendel 6mm ARC 22 ARC 338 ARC - The Faxon Superfinished 6.5 Grendel/ARC Type 2 Bolt Carrier Group (Nitride) is engineered for reliable function in the Grendel/ARC bolt-face family. Seeing MIL-SPEC as just the starting point Faxon refines materials inspection and surface treatment to deliver smooth cycling consistent lockup and long service life. - This BCG uses a Type II (.136) bolt machined from 9310 tool steel fully MPI tested heat treated and shot peened. Bolt lugs are chamfered to help support reliable cycling under demanding conditions and across varied load profiles. - The bolt and carrier are treated with salt bath nitride to increase surface hardness reduce resistance and provide superior corrosion resistance versus typical chrome or phosphate finishes. Faxon•s Superfinish further reduces friction and fouling for smoother operation and easier maintenance. - Key Features - Type II (.136) bolt for Grendel/ARC bolt-face platforms - 9310 Tool Steel Bolt - Salt Bath Nitrided Bolt & Carrier - Superfinished Carrier Body - Magnetic Particle Inspection (MPI) - Full MIL-SPEC Heat Treatment & Shot Peening - Back of Lugs Chamfered for Reliability - S7 Extractor - Spring Insert & Crane O-Ring Installed - Grade 8 Gas Key Fasteners Fully Staked - M16 Pattern -- Full Auto Compatible - Forward Assist Serrations - Compatibility: Designed for 6.5 Grendel and also compatible with 6mm ARC 22 ARC and 338 ARC. - NOTE: Not compatible with Faxon 7.62x39 barrels.