Durkin Tactical 5.56 Mil-Spec Bolt Carrier Group AR-15 DLC Finish


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SKU BCG-15-223-00-009 Category


The DLC coating on these BCGs is unique in that it changes color depending on the presence of oil and other liquids.  It can vary from bright blue to a light lavender color.

  • 8620 M16 style carrier
    • Diamond Like Coating
    • Properly heat treated
    • Final grind before plating
  • 9310 5.56/.223 bolt
    • Heat treated
    • Shot peened
    • MPI
  • 4140 billet gas key
    • Diamond Like Coating
    • Properly seated with Grade 8 fasteners
    • Properly staked to ensure reliability
  • 4140 Cam Pin
    • Heat Treated
    • Black Nitride Treated
  • 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


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