- 21RD capacity
- Black polymer construction
- Full-size, compact, and sub-compact 9mm Glock compatibility
- Flared floorplate
Limited time offer: Due to the holidays, we are not able to get orders shipped quickly. Expect delays! But to make up for the inconvenience, we are offering free shipping on all orders placed through the website. Thanks for your patience and happy holidays!
The PMAG 21 GL9 is a 21-round Glock 9mm handgun magazine featuring a new proprietary all-polymer construction for flawless reliability and durability over thousands of rounds. Meeting the overall length requirements for a 140MM competition magazine, the PMAG 21 GL9 offers additional capacity without the need for expensive extensions.