Alpha Premium NiB Bolt Carrier Group 5.56 UCT/Fail Zero Coated MPI Marked

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MSRP: $179.95
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ALPHA Premium NiB M16 Bolt Carrier Group

  • Complete M16 bolt carrier group assembly.

  • Plated by UCT/Fail Zero.

  • The UCT/Fail Zero's plating gives our BCG’s an 80 RC hardness due to their proprietary plating process and higher boron content.

  • The bolt is machined from 9310 alloy, shoot peened and MPI tested and marked.

  • The carrier is machined from 8620

  • Tool Steel extractor.

  • Fully shrouded firing pin.

  • Requires very little lubrication and has a very slick surface as well as extended life of the assembly.

  • Side staked gas key with grade 8 fasteners.

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