Zev Technologies Z17 Cryo Stripped Slide with RMR cut is the perfect companion for your GLOCK 17 Gen 5 pistol frame. The Cryo stripped slide is machined from 17-4 stainless steel billet with precision milled tolerances to provide a tigher-than-factory fit on your pistol. These slides are cut to accept RMR style optics and have a black nitride finish for ultimate durability. Their simple design offers clean aesthetics and consists of a lowered ejection port, milled window, and front and rear serrations for easy slide manipulation. Upgrade your GLOCK 17 Gen 5 slide, or complete a new frame build with the Zev Technologies Z17 Cryo Stripped Slide for match-grade accuracy and grouping performance.Note: RMR cover plate is not includedFeatures: Glock 17 Gen 5 compatibility Machined from 17-4 SS billet RMR footprint optic cut Lowered ejection port Match grade engineering Black finish 6.75" length 1" width 0.84" height 8.9 oz. weight