Battle Arms Development 9mm BCG - Nitride

Manufactured by Battle Arms Development
Manufactured by Battle Arms Development
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NOTE: Limit 1 per household. Quantities exceeding 1 will not allow checkout.

We are fully staffed and processing orders. Standard orders are shipping in approximately 1 business days or less. FFL orders take approximately 10 business days or less if you can provide us an actively receiving FFL location. Due to high demand, there is a limit of 5 FFL items in a 30 day period.



The Battle Arms Development Bolt Carrier Group features a removable buffer weight to fine-tune your blowback 9mm PCC. Whether you prefer Glock magazines or prefer the more old-school Colt-style, this heavy duty 8620 bolt won't hold you back. It's also fully compatible with most aftermarket triggers, allowing shooters to use their favorites. If you are looking to build a bomb-proof rifle, the Battle Arms Development AR9 Bolt Carrier Group is one of the best.

  • 9x19mm Bolt Face
  • GLOCK and Colt magazine compatible
  • 8620 case hardened steel carrier
  • 8740 steel hard chromed firing pin
  • 4130 gas key with properly staked grade 8 screws
  • 4340 steel extractor with Phosphate finish
  • Salt Bath Nitride finish on all exterior components
  • Full Mass at 14.9 Oz
  • Removable carrier weight
  • Full auto tested

Battle Arms Development, Inc. is a design, research, and development firm focusing on small arms design including firearm components, tools, gauges, accessories, and complete weapon systems. All B.A.D. Inc. products are made in the U.S.A. and held to the highest manufacturing standards to exceed the expectations of the most demanding users.
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BrandBattle Arms Development

WARNING: This Product can expose you to chemicals which is known to state of California to cause Cancer and Reproductive Harm. For more information, see

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