This TacFire bolt carrier group (brand part number BCG-9MM-G3) is built for 9mm Luger AR-platform uppers and configured to run with both Glock-pattern and Colt-pattern magazines, giving builders flexibility in which magazines they run without swapping the whole upper. It’s the third-generation version of TacFire’s 9mm BCG design, built as a direct component for a 9mm AR build’s blowback operating system.

Key Specifications

• Chambered for 9mm Luger.
• Accepts both Glock-pattern and Colt-pattern AR9 magazines.
• Built as a Gen 3 design.

Frequently Asked Questions

Does this BCG work with Glock-pattern magazines? Yes, it’s configured to accept both Glock-pattern and Colt-pattern AR9 magazines.

What caliber is this BCG built for? 9mm Luger.

Buy the TacFire 9mm Bolt Carrier Group, Glock/Colt Magazine Compatible, Gen 3

Dual magazine-pattern compatibility means one BCG works across more of a builder’s 9mm lowers instead of locking them into a single magazine type. Browse the rest of TacFire‘s lineup in our AR bolt carrier groups selection, and order from our Lubbock, Texas gun shop for fast, insured shipping.