$140.00
$159.95
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Alpha Premium V2 NiB 5.56 Bolt Carrier Group

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Info

SKU:BCGPV2NIB1

Info

SKU:
BCGPV2NIB1

Description

  • Improved carrier geometry with M16 profile
  • NiB (Nickel Boron) plating reduces friction, adding corrosion resistance inside and out as well as wear resistance
  • Bolt machined from 9310 steel and MPI tested and marked
  • Carrier machined from 8620 steel
  • Shot peened precision ground diameters
  • Magnetic particle inspected and laser marked
  • Extractor machined from S7 tool steel
  • Crane extractor O ring to boost extraction clamping force
  • Gas key: Machined from billet 4140 with grade fasteners and staked to mil spec
  • Chrome plated firing pin per mil spec
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