Glock OEM Magazine Extension Insert for 9mm, .40 S&W, and .357 SIG

In the world of firearms, reliability and precision are paramount. The Glock Factory Magazine Extension Insert exemplifies these virtues with its uncompromising design and performance. Crafted by Glock, a brand synonymous with innovation and dependability, this extension insert is a factory original replacement part that maintains the high standards set by its predecessors.

This magazine extension is meticulously engineered to match the exact specifications and tolerances of your original components. By adopting identical manufacturing materials, it ensures an excellent fit and unwavering operation every time you engage your firearm. Such meticulous attention to detail guarantees that whether you're at the range or in a critical situation, your equipment will perform flawlessly.

The versatility of this magazine extension is noteworthy. It accommodates various calibers including 9mm, .40 S&W, .357 SIG, and .45 GAP across multiple models like G17 through G39 (including "C" models Gen4). However, it's important to note exclusions; it does not support G42, G43, G44 models nor any 10-round magazines except for those used in the G26 & G37.

For installation integrity and optimal function use exclusively with the 7151 Floorplate. Please be aware that due to legislation constraints this product may be restricted in California.