This is a Cover Plate for Trijicon RMR, Fits Cut Glock 17,19,26 Slides that attaches using 2 included 6-32 Torx screws so your slide will be flush again.  This is the next step up in having the highest quality glock build, a Billet Aluminum sight plate that looks good and fits properly in the slide. Molded Rail means that you can use whatever optics you want. You can also use the molded ironsights  Fits both cut styles. No International Shipping!