The Magpul PMAG 21 GL9 is a 21-round 9mm handgun magazine engineered for consistent performance with Glock double-stack 9mm pistols. Constructed from a proprietary all-polymer blend, this magazine is designed for durability and reliable feeding across thousands of rounds, making it a dependable addition to your firearm accessories.
Meeting the overall length requirements for 140MM competition magazines, the PMAG 21 GL9 provides increased capacity without requiring aftermarket extensions. This makes it suitable for extended practice sessions at the shooting range or for situations requiring additional rounds.
Key Features:
- Polymer Construction: Proprietary polymer blend ensures durability and impact resistance.
- 21-Round Capacity: Provides extended ammunition count for training, competition, or defensive use.
- Controlled-Tilt Follower: High-visibility follower designed for consistent feeding.
- Stainless Steel Spring: Corrosion-resistant spring maintains reliable tension over time.
- User-Friendly Design: Features an easily removable floorplate for maintenance, a paint pen dot matrix for magazine marking, and ridged floorplate edges for enhanced grip.
- Capacity Indicator Windows: Transparent windows allow for quick verification of remaining rounds.
This magazine is compatible with all full-size, compact, and sub-compact double-stack Glock 9mm variants, though some protrusion below the grip will be present with smaller frames. For owners of personal defense firearms or those involved in competitive shooting, the PMAG 21 GL9 offers a practical and reliable capacity solution.
