Includes extended magazine spring. Easy to install and to remove for cleaning. Lightweight and durable.
Features:
- Adds +5 capacity on 9mm
 
- Adds +4 capacity on .40 cal
 
- Fits standard capacity GLOCK 9mm & .40 magazines
 
- 3-piece design is easy to reassemble without damaging the mag body
 
- Additional power spring provided
 
- ZEV Technologies will not ship any of these items to individuals living within the state of California.
 
- Please Note: Basepads are only compatible with 17 round magazines.