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This AR-15 458 SOCOM Bolt Carrier Group has the M16 Full Auto rated Carrier with an S7 Tool Steel Extractor for not only reliability but long-lasting performance. This is a Mil-Spec Bolt Carrier Group treated with our Nitride QPQ process having an overall hardness of 75 Rockwell.
 

  • 8620 Steel Carrier
  • 9310 Vac-Arc Steel Bolt
  • 4340 Steel Cam Pin
  • S7 Tool Steel Extractor
  • 4140 Steel gas Key
  • Mil Spec Spring kit
  • MPI (Magnetic Particle Inspection) Tested
  • Nitride QPQ treated

PRIME WEAPONRY - M16 458 SOCOM BOLT CARRIER GROUP NIT

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Cartridge: 458 SOCOM

Finish: QPQ Black