Glock Factory +2 Magazine Extensions for Glocks 17/22/31
This Glock Factory magazine extension will enable you to add two round of 9mm or one of .40 & .357Sig caliber to your Glock factory magazines. It must be used with the insert plate pictured above.
Simply remove the standard magazine base plate and install this factory +2 extension along with the factory magazine insert plate and increase magazine capacity instantly. This +2 mag extension also helps shooters get a better grip on the Mini Glock 26, 27 or 33.
NOTE: Will not allow you to add rounds to legally restricted 10 round magazines. This magazine extension will not fit the G43.
Must be used with the factory insert plate.