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NBS AR-15 .224 Valkyrie/6.8 SPC II Bolt Carrier Group - Nitride - 8390

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MSRP: $149.95
$79.95

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SKU: 8390 Categories: , , , ,
Description

The NBSĀ M16 bolt carrier group is the perfect BCG for your next build. Properly built, no corners cut, 100 percent US made. With our lifetime guarantee, you can’t go wrong.

M16 / AR15 6.8 SPC & .224 Valkyrie

  • 8620 M16 style carrier
    • H&M Black Nitride finish
    • Properly heat treated
    • Final grind before plating
  • 9310 6.8SPC / .224 Valkyrie bolt
    • Heat treated
    • Shot peened
    • H&M Black Nitride finish
    • MPI
  • 4140 billet gas key
    • H&M Black Nitride Finish
    • Properly seated with Grade 8 fasteners
    • Properly staked to ensure reliability
  • 4140 Cam Pin nitride treated for wear resistance
  • Billet Machined Extractor
    • Machined from solid 4140 bar stock, heat treated and shot peened
    • Phosphate coated for reliable extraction
    • Extractor insert included
    • O-Ring included
  • Firing pin precision machined from 17-4 H-900 Stainless Steel
  • 100% USA Made
Additional information
Weight 8 oz
MPN

8390
Bolt Material

9310 Steel
Cartridge Compatibility

6.8 SPC/.224 Valkyrie
Finish

Salt Bath Nitride
Carrier Profile

M16
High Pressure Tested

Untested
Magnetic Particle Inspected

Magnetic Partical Inspected
Platform

AR-15
Bolt Finish

Nitride / Melonite
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