Enhanced Bolt Carrier Group (BCG)


  • Manufacturer: New Frontier Armory
  • Model: Enhanced Bolt Carrier Group (BCG)
  • Caliber: 5.56mm / .223 / 300BLK
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In stock

SKU: BCG-556-E Category:


  • Manufacturer: New Frontier Armory
  • Model: M-16 Style Enhanced Bolt Carrier Group – BCG
  • Caliber: 5.56mm / .223 / 300BLK


M-16 Style 5.56mm/.223/300BLK Enhanced Bolt Carrier Group

Our Enhanced Nitride BCG’s feature:

  • 5.56/223/300BLK
  • Anti tilt full auto capable
  • Friction points reduced while maintaining stability
  • Sand cuts on rail of carrier
  • Fire pin retaining pin slot designed for easy assembly
  • Nitrided throughout assembly, including carrier and key
  • 9310 Bolt
  • MPI
  • Shot Peened
  • Mil-Spec Tool Steel Extractor w/ Crane (NAVSPECWAR) o-ring & spring
  • Mil-Spec Staking on the Keys
  • Nitride plating for a deep, smooth black nitride finish
  • Weight 11.5 ounces


The New Frontier Armory M-16 Style Enhanced Bolt Carrier Group is proudly MADE IN THE USA by hard working American men and women.


Additional information

Weight .70 lbs
Dimensions 7.25 × 1.5 × 1 in