The Perfect 21rd 9mm Competition Glock Magazine
The PMAG 21 GL9 is a 21-round Glock compatible 9mm handgun magazine that features a new proprietary all-polymer construction for flawless reliability and durability over thousands of rounds. It offers additional capacity without the need for expensive extensions.

Meets The Overall Length Requirements For 140-mm Competitions
The Magpul GL9 PMAG 21 meets the overall length requirements for a 140MM competition magazine and is compatible with all full-size, compact, and sub-compact double-stack Glock 9mm variants with some protrusion below the grip.
High Visibility Controlled-Tilt Follower
The Magpul GL9 PMAG 21 features a high visibility controlled-tilt follower and a ridged floorplate edges for better grip. It also has a capacity indicator windows, a stainless steel spring, and a paint pen dot matrix for easy magazine marking.
The PMAG 21 GL9 drops free from the firearm whether it’s loaded or unloaded and has all the reliability you expect from an OEM magazine.
Features:
- Compatible with all full-size, compact, and sub-compact 9mm double-stack Glock handguns
- Durable, lightweight, and extremely stiff polymer construction
- High visibility controlled-tilt follower
- Long life stainless steel spring for corrosion resistance
- Flared, easily removable floor plate for efficient operation
- Dot-matrix panel for magazine marking and identification
- Magazine indicator windows on both sides of the body at 10, 15, and 21 rounds remaining
- Drops free loaded or unloaded
- Made in the U.S.A.
Specifications:
- Caliber: 9 x 19
- Compatibility: Glock
- Capacity: 21
DISCLAIMER: This product is not manufactured, authorized, endorsed, or warranted by GLOCK. GLOCK does not warrant or represent that this product is compatible with GLOCK pistols.

























