AT3 Tactical™ 9mm Bolt Carrier Group - Nitride
or 4 interest-free payments of $26.00 with
6 Magazines Per Order: Due to extreme volume, we are limiting sales of magazines to 6 per customer order. This applies to individual and bundled magazines. AT3 reserves the right to cancel any order over the 6 magazine limit.
- Free standard shipping on orders $139+ details
- 90-day no-hassle returns policy
- Backed by the AT3 Lifetime Warranty! what it covers
Frequently bought together
From orders that included this itemProduct description
High-Quality Black Nitride Bolt Carrier Group For Your 9mm Build
This AT3 Tactical™ 9mm Bolt Carrier Group features meticulous machining and a high-quality finish for a lifetime of use. This bolt makes a great partner for any Glock or Colt-compatible AR-15 blowback barrel, so you can make a completely custom build to suit your needs.
The black nitride finish features excellent hardness and lubricity, which means this BCG is durable, easy to clean, and less reliant on lubrication. It weighs in at 14.6 ounces total, and has a removable rear weight for compatibility with JP and Armaspec recoil springs.
MPI Inspected With Enhanced Geometry
The AT3 Tactical™ 9mm Bolt Carrier Group receives magnetic particle inspection (MPI), and includes properly staked grade-8 gas key screws. With its enhanced geometry, this BCG shares compatibility with Glock, Colt, and Endomag extractors. Whether you’re running a proprietary lower or an adapter with those styles, this BCG will work for you.
This high-quality BCG will ensure a reliable rifle function and is guaranteed to last a lifetime. Made in the USA!
Specifications:
- Material: Heat-treated 8620 Steel
- Caliber: 9mm
- Finish: H&M Black Nitride finish
- Accepts a standard 5.56 AR15 extractor
- Firing pin: Spring-loaded 17-4 stainless steel pin
- Fit: Colt magazines, Glock magazines, EndoMag
- Weight: 14.6 oz (with removable rear weight)
- 100% USA Made
Customer reviews 3
Worked like it should
AT3 Tactical · Hi there! Thank you for taking the time to leave a review. We're glad to hear that your first purchase of our 9mm Bolt Carrier Group worked well for you. We hope that the next two will perform just as well. If you encounter any issues, please don't hesitate to reach out to our customer service team. We appreciate your support and are always here to help. Thank you for choosing AT3 Tactical™!
Questions & Answers 9
Loading questions…
Warranty & returns
Backed by the AT3 Lifetime Warranty!

All AT3 Tactical Brand Products carry a lifetime warranty against manufacturer’s defects.
This includes AT3 Red Dot Sights, Handguards, Iron Sights, and any other product that carries the “AT3 Tactical” or “AT3™” name. For other brands (ex. Magpul or Troy), please refer to the manufacturer’s warranty policy.
In the event that your AT3™ product becomes unusable, we will repair or replace the product at no charge to you.
If we cannot repair your product, we will replace it with a product in perfect working order of equal or better physical condition. The warranty is fully transferable, but we may require information about the original purchase to validate the authenticity of the product.
If your product is in need of warranty service, please contact AT3 Tactical to start the process
Our contact info is available here. To expedite processing, please provide your order information and description of the defect.
Please note: The AT3 Lifetime Warranty does not cover loss, theft, intentional damage or cosmetic damage that doesn’t affect the performance of the product.
90-day no-hassle returns
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.












