There's a ton of bolt carrier groups on the market but very few that meet our exacting standards for performance and value. We saw the current offerings as our starting point and set out to ensure that our Black Dirt Rifleworks Left Handed Bolt Carrier Groups are the best available at the best value for our southpaw customers.
This Black Nitride finished Left Handed Bolt Carrier group by Black Dirt Rifleworks is fully assembled and ready to drop into your rifle. Everything on this Bolt Carrier Group is machined complete all to Mil-Spec standards and hardened to meet or exceed USGI (Mil-Spec) Specifications.
- Compatibility: Left Handed AR15 - .223 / 5.56 / 300BLK
- Carrier: MIL-SPEC 8620 Steel Material, Finish Inside & Outside: Black Nitride
- Gas Key: 8620 Steel, Finish: Black Nitride
- Fully Heat Treated
- Full Mass M16 (FULL-AUTO) Compatible
- Dust Cover Compatible
- Forward Assist Compatible Notches
- Weight: 11.7 Ounces
- Gas Key Staked to Mil-Spec Standards
- Shot Peened
- MPI & HP Tested
- Made in Trenton Texas by Black Dirt Rifleworks