F1 Firearms

F1 Firearms 5.56 Durabolt BCG

Item No. 81008512087
$259.99

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Product Details

F1 Firearms 5.56 Durabolt BCG

81008512087

18260-DS-556-GLD

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 ensure tolerances.

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

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