Magpul Industries, Magpul Industries, Magazine, PMAG, 9MM, 21 Rounds, Fits Glock 17, Black
- Brings added capacity and Magpul reliability to any full-size compact or sub-compact 9mm double-stack Glock handgun
- Magazine indicator windows on both sides of body at 21-rounds remaining
- Designed with a flared easily removable floor plate for efficient operation
- Use the paint pen dot matrix to easily identify your different loads when it's crunch time
- Magazine indicator windows on both sides of the magazine body at 10 15 and 21 rounds remaining