The Storm Lake Glock 22 conversion barrel gives you the ability to shoot the less expensive, softer recoiling 9mm ammunition from your .40-S&W pistol. Storm lake machines their barrels to tight tolerances and have designed these barrels to have a drop-in installation. The Storm Lake barrels will only occasionally require so fitting in certain applications. After the barrel is installed, you will only need to utilized a 9mm Glock magazine to get your pistol up and running.
This barrel is designed as a drop-in conversion barrel for the Glock 22 pistol. This barrel will work in a Generation 1-4 Glock 22. Although the specifics allow for a drop in fitting in most applications, on rare occasion, this barrel may require fitting.