Alpha Nitride .224 Valkyrie / 6.8 SPC BCG

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  • Carrier: Machined from 8620 steel & QPQ nitride/melonite treated.
  • Improved carrier geometry with M16 profile.
  • The QPQ nitride/melonite treatment hardends the surface to 70 RC and reduces friction, adding corrosion resistance inside and out.
  • Bolt: 9310 & QPQ nitride/melonite treated
  • Shot peened precision ground diameters.
  • Magnetic particle inspected and laser marked.
  • Extractor machined from 4140 hardned steel.
  • 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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