Pearce Grip Extension Compatible with Glock Models 26, 27, 33, and 39. NOT for Gen4 Glocks. This product adds 1/4 inch more length than the PG-26. It does not alter capacity. These units replace the base plate and retain all other factory components. These units will add 1" additional length resulting in better control and comfort. These units increase the grip length of the Sub Compact AutoPistols without increasing their capacity. These units blend with the contours and texture of the handgun giving a factory appearance. They are made from High Impact Polymer and withstand drop tests at temperatures from -20 F to 350 F. They form the next logical finger positioning feature to provide control and comfort without sacrificing concealability. UPC Code: 605849200330. Manufacturer: Pearce Grip. Model: Grip. Finish/Color: Black. Description: 1/4" Longer. Fit: Glock 26, 27, 33, 39. Manufacturer Part #: PG-26XL. Please note: Includes 1 microfiber cloth per order, regardless of quantity purchased. Microfiber cloth may be tan, gray, or black.