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F-1 Firearms 5.56 DuraBolt Low Mass Bolt Carrier Group (BCG) - Silver (CRN)

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F-1 Firearms 5.56 DuraBolt Low Mass Bolt Carrier Group (BCG) - Silver (CRN)

$300.00

The F-1 Firearms Low Mass DuraBolt Black direct impingement full auto rated M16/M4 bolt carrier group, is known for less reciprocating mass contributing to a less felt recoil. For use in AR15 platforms, is compatible with MIL-SPEC receivers and associated components. The DuraBolt Silver is enhanced with a Physical Vapor Deposition (PVD) CrN coating, which gives it an extremely durable and corrosion resistant silver mirror finish. The DuraBolt Silver's coating also offers excellent lubricity with a 0.30 coefficient of friction.

  • Carpenter 158 bolt, ground after heat treat, MPI and HPT
  • 8620 steel carrier, ground after heat treat

Weight-8.1oz

More Information
SKU DB-556-LM-CRN
Manufacturer F1 Firearms
Caliber .223 / 5.56