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223 BLACK NITRIDE BOLT CARRIER GROUP

223 BLACK NITRIDE BOLT CARRIER GROUP

  • Sale
  • $239.95


SPECIAL ORDER 6-8 WEEKS DELIVERY

Bolt Carrier Group fits AR15/M4 compatible style Rifles (i.e.) .223/5.56mm, .300 Blackout.

Technical Specs:

  • Mil-Spec dimensions
  • Bolt Carrier Group Material: Case Hardened 8620
  • Steel Finish: Black Nitride.
  • This advanced low friction coating minimizes the need for lubricants.
  • Gas Key: 4130 Steel attached with Grade 8 hardware and properly staked into a milled “valley” to ensure proper positioning.
  • Cam Pin: Hardened 4340 cam pin
  • Firing Pin: Mil Spec firing pin made of 8740 steel, center-less ground and Hard Chrome coated
  • Bolt Assembly: The Bolt is “true” Mil Spec dimension and external surfaces are CNC ground after heat treat for a precision fit.
  • Bolt Material: Case Hardened 9310 Steel.
  • Finish: All Bolt components Black Nitride
  • Extractor: 4340 Steel Mil Spec
  • Extractor Spring & O-Ring Combination
  • MPI: Magnetic Particle Inspected
  • HPT: High Pressure Test
  • Made in USA
  • Carrier fits AR15/M4 compatible style Rifles (i.e.) .223/5.56mm, .300 Blackout