AR-15/M16 Left Hand BCG Nickel Boron, w/o Bolt

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

• Carrier machined from 8620 steel coated in Nickel Boron
• Cam pin coated in Nickel Boron
• 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