STI Magblock 10/17 (9mm) for 126mm Magazine

This Magblock fits the STI Staccato 126 mm 17 round 9mm magazines and will limit them to 10 rounds. Easily installed in seconds at the base of the magazine, and It is held in place with spring tension alone or can be epoxied if desired.


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SKU: 26228 Categories: ,
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STI Magblock 10/17 (9mm) for 126mm Magazine

  • Easy installation into the follower
  • Fits 17 round 9mm Factory Staccato STI P, XC, XL 126mm 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_126MM_9MM_10_17
  • No modification to the magazine is required
  • Simple install to make 10/17 STI magazines
  • Tested on factory STI 126mm magazines; the block may need to be modified to work with magazines from other manufactures or sizes