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JG 5.56 NATO Nitride BCG



  • Bolt: 9310 Steel, MPI, shot peened, and QPQ Nitride.
  • Bolt Carrier: 8620 Steel, shot peened, and QPQ Nitride.
  • Bolt Carrier Style: M16 Full Auto
  • Gas Key: 8620 Steel, attached with Grade 8 hardware, properly staked, sealed, and QPQ Nitride
  • Firing Pin: 8740 Steel, center‐less ground and Hard Chrome coated.
  • Extractor: Standard Mil-Spec and QPQ Nitride.
  • Mil-Spec: Ejector Springs, Firing Pin, Retaining Pin, Gas Rings, O-Ring
  • Mil-Spec Heat Treated
  • Compatible with: Most AR-15/M16/M4 style rifles
  • Chamber: .223/5.56/300 Blackout/.350 Legend
  • Length: 7.5″
  • Weight: 11.7 oz.
  • Lifetime warranty


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