Battle Arms Development Standard M16 AR-15 Bolt Carrier Group


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Battle Arms Development Standard M16 AR-15 Bolt Carrier Group

Made with a variety of smoothly machined quality materials, this bolt carrier exceeds all mil-spec standards. A staked gas key and nitride coating ensure that this full-auto rated bolt carrier group will reliably function in any environment when you may need it most. Invest into the heart of your AR15 with the Battle Arms Development Standard Bolt Carrier Group.


  • Laser Engraved BAD INC Logo
  • Bolt Carrier: 8620 Steel Case Hardened, Machined from Billet
  • Firing Pin: 17-4 H-900 Steel, Center-less Ground
  • Gas Key: 4140 Steel with Grade 8 Screws, Properly Staked, Machined from Billet
  • Cam Pin: 4140 Hardened Steel
  • Finish: Black Nitride finished with an ultra-hard, corrosion-resistant top surface layer for wear resistance and minimal need for lubricants.
  • Bolt: 9130 steel Shot Peened, Mil-Spec Dimensions, CNC Ground After Heat Treat, Black Nitride Finished MPI/HPT
  • Extractor: 4140 Billet, Manganese Phosphate Finished for Positive Grip


  • Brand: Battle Arms Development
  • Color: Black
  • Fit: AR-15
  • Manufacturer Part #: BAD-BCG-M16
  • Type: Bolt Carrier Group
  • Material: 9310 Steel, 4140 Billet, 4140 Steel, 8620 Steel, and 17-4 H-900 Steel
  • Finish: Black Nitride and Manganese Phosphate
  • Weight 7.8oz
  • Model: Standard BCG
  • Type: Bolt Carrier Group

Have Questions About this Product?

The AT3 Tactical store has a 90 day no-hassle return policy for products in good condition. You can view the full details of our return policy here.

If you encounter an issue or defect with a product after 90 days of your purchase, you can refer to the manufacturer for a warranty claim. Their policies are below.

All Battle Arms Development, Inc. (BAD INC) products have a limited lifetime warranty against any and all manufacturer’s defects and workmanship to the buyer/customer.  The warranty does not cover normal maintenance. Warranty claims may be generated by filling out the online support form for a Return Merchandise Authorization (RMA). Once the support form is received and approved, the customer will be assigned an RMA # and may ship the warranty product to BAD INC per the RMA instructions. 
Shipping to and from BAD INC’s facilities, government fees, damages caused by lack of maintenance, international sales, are not covered by this warranty. Once the warranty product is received, BAD INC will inspect and evaluate for warranty eligibility. If the product is determined by BAD INC to be covered by the warranty, BAD INC will either repair or replace it at BAD INC’s discretion.  Warranty products received without an RMA # will not be accepted and will be returned to the sender.
No COD shipments will be accepted.  This warranty does not apply to abuse, negligence, or normal wear and tear of any parts or protective finishes. Warranty does not cover product compatibility issues with after-market accessories. Any modification to the product from the factory shipped condition will render the warranty null and void.  Proof of purchase must be provided at the time of the warranty service.

The following are specifically excluded from coverage under this warranty and/or will cause said warranty to become null and void:

  • Rust or corrosion
  • Barrel obstruction
  • Damage or malfunction resulting from accident, negligence, misuse, or unauthorized repair or alteration.
  • Use of ammunition other than NATO and/or SAAMI specification new factory production ammunition.
  • Use of any hand loaded, reloaded, imported or, factory re-manufactured ammunition.
  • Failure to provide reasonable and necessary maintenance as described in the Operator’s Manual/documentation accompanying the product.
  • Use of replacement parts other than parts authorized by BAD INC for use in BAD INC products
  • Any unauthorized repair or any alteration, including those of a cosmetic nature, performed on the product by an individual, organization, company, or entity other than BAD INC.
  • Unreasonable or excessive use of the product.
  • Any finished products that are not assembled at BAD INC’s facilities or are assembled using imported or used parts.
  • This includes complete rifle kits, upper receivers, lower receivers, barrel assemblies, etc.

No implied warranties of any kind are made herein.

Limited Warranty does not apply to any products sold that are not manufactured by BAD INC.
Those products are covered under their respective manufacturer’s warranty. BAD INC assumes no liability for accidental or consequential damages. Some states do not allow the exclusion or limitation of accidental or consequential damages and therefore this limitation may not apply to you.