STI Magblock 10/26 (9mm) for 170mm Magazine
- Easy installation at the base of the spring
- Fits 26 round 9mm Factory STI 170mm magazines
- Held in place with spring tension or can be epoxied for a permanent modification
- Lightweight and will not interfere with magazine reliability
- Lightweight, efficient design
- Limits the magazine to 10 rounds of 9mm
- May need sanding shorter if your magazines have a floorplate locking plate
- Model: STI_170MM_10/26
- No modification to the magazine is required
- Simple install to make blocked 10/26 STI magazines
- Tested on factory STI 170mm magazines