If you have the Glock ®G19 / G23 magazine, and you want to use it with your Glock ®G26 / G27 pistol, then this is the right sleeve to fill the gap. Will fit Glock ®G26 pistol with Glock ®G19 15 / 15+2 magazine.

If you have the Glock ®G19 / G23 magazine, and you want to use it with your Glock ®G26 / G27 pistol, then this is the right sleeve to fill the gap. Will fit Glock ®G26 pistol with Glock ®G19 15 / 15+2 magazine.