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F-1 5.56 Durabolt-Silver (CrN)

F-1 5.56 Durabolt-Silver (CrN)

Special Price $261.25 Regular Price $275.00

Available in Gold Tin, Silver, Rose Gold, and Black Nitride

Product ID: 46387

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Availability:In stock

The F-1 Firearms DuraBolt  direct impingement full auto rated M16/M4 bolt carrier group, for use in AR15 platforms, is compatible with MIL-SPEC receivers and associated components. The DuraBolt  is enhanced with a Physical Vapor Deposition (PVD) coating, which gives it an extremely durable and corrosion resistant silver mirror finish. The DuraBolt  coating also offers excellent lubricity with a low coefficient of friction.

  • Carpenter 158 bolt, ground after heat treat, MPI and HPT
  • 9310 steel carrier, ground after heat treat
  • Due to current demand, please allow up to 30 days for shipment

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