The ProMag PM089 is a magazine spacer that lets you run a Glock 19/23 magazine in a Glock 26/27 pistol, filling the gap between the compact frame and the longer magazine’s floor plate.

Key Specifications

• Lets you use Glock 19/23 magazines in a Glock 26/27 pistol.
• Fills the gap between the bottom of the compact frame and the longer magazine’s floor plate.
• Held in place by a single Allen-head cap screw.
• Textured to match the Glock pistol frame for a factory-look fit.
• Constructed from injection-molded polymer.
• Not compatible with Gen 4 Glock pistols.
• Ships at a shipping weight of about 0.05 lb.
• Installs without any permanent modification to the magazine or pistol.
• Compatible with Glock-pattern magazines per the manufacturer’s brand-fit listing.

Frequently Asked Questions

Does this work on Gen 4 Glocks? No — ProMag notes this spacer is not compatible with Gen 4 Glock pistols; confirm your generation before ordering.

How is it held in place? A single Allen-head cap screw secures the spacer to the magazine, and it’s textured to match the Glock frame.

Buy the ProMag Magazine Spacer, Glock 19/23 Mags in Glock 26/27

Ships fast from a Lubbock, TX gun shop on the ProMag Magazine Spacer, Glock 19/23 Mags in Glock 26/27 from ProMag, part of our Magazine Accessories selection. Pick one up to run full-size magazines in your compact Glock.