Ruger Max 9 (9mm) Magblock 10 Round Limiter for 12 Round Factory Magazines

This Magblock fits the Ruger Max 9 (9mm) 12 round magazines will limit them to 10 rounds.  Easily installed in seconds at the base of the spring. It is held in place with spring tension alone or can be epoxied if desired.

- No external modification to the magazine is required.

- Lightweight and will not interfere with magazine reliability.