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Bolt Carrier Groups

  • 5.56 DuraBolt - Bolt Carrier Group

    5.56 DuraBolt - Bolt Carrier Group

    The F-1 Firearms DuraBolt Black Nitride 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 bolt carrier and bolt are ground after heat treat to...

    $145.00
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  • 7.62 Durabolt - Bolt Carrier Group

    7.62 Durabolt - Bolt Carrier Group

    F-1 Firearms DuraBolt NiB direct impingement full auto rated AR10 bolt carrier group is compatible with DPMS spec large frame receiver sets and associated components. Carpenter 158 bolt, ground after heat treat, MPI and HPT 8620 steel carrier,...

    $215.00
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