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Bolt Carriers – .223

M-16 (AR compatible) Bolt Carrier Group

Product Description:
Detroit Gun Works AR-15 Bolt Carrier is cut, Volumilled™, and hard turned from Mil-Spec Aircraft Quality 8620 bar stock.  Machine tolerances meet or exceed Mil-Spec requirements.  Bolt carriers are heat treated, chromed, and phosphate coated according to Mil-Spec requirements.   Our process is designed for minimal part set-ups, allowing us to hold tighter tolerances and produce a higher quality part.

  • M-16 (AR compatible) .223/5.56
  • M16-type full-length shroud on the underside to trip the auto sear on full-auto/burst rifles.
  • Bolt Carrier produced from 8620 high carbon steel; interior chrome with black phosphate exterior per Mil-Spec requirements.
  • Bolt available in 8620 steel, Carpenter 158 tool steel, or 9310 ultra-strong steel alloy; bolts are high-pressure tested and magnetic particle inspected and stamped accordingly.
  • Mil-Spec staked gas carrier key(USGI spec) with Grade 8 Fasteners
  • Choice of 8640 steel or 17-4 PH stainless steel firing pins
223 Bolt Carrier Group White

.223 bolt carrier group
shown in white