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Left Hand Bolt Carrier Group - Black Nitride (Various Calibers)

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Product Description

Complete assembled Black Nitride bolt carrier group for use in your left hand AR-15/M16.  All of our carriers are machined from 8620 steel and coated with Black Nitride which is the highest quality performance coating on the market today.  Black Nitride is a proprietary low friction coating that strengthens the metal surface, and improves reliability and resistance to wear.  

  • Bolt machined from certified 9310 AQ (aircraft quality) steel and black phosphated
  • Carrier machined from 8620 steel coated in Black Nitride
  • Cam pin coated in Black Nitride
  • Firing pin is 17-4 H900 SS
  • Completely assembly ready to slide in to any left hand AR-15/M16
  • All parts are manufactured and assembled right here at our facility in Austin, Texas









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