FEATURES-Grip extension for Glock 26/27/33/39-Replaces the magazine base plate & internal floor plate-Adds 2 rounds to the Glock 26 /1 round to the Glock 27 & 33 / 0 rounds to the Glock 39-Adds 5/8" additional length-Blends with the contours & texture of the handgun giving a factory appearance-Made from high impact polymer