Zev Technologies Z17 Stripped Duty Slide with RMR cut is compatible with Glock 17 Gen 3. The Zev Z17 is the perfect companion for your Glock 17 Gen 3 compatible frame. Machined from 17-4 Stainless billet with slide serrations for enhanced manipulation and control. The integrated RMR compatible footprint allows the mounting of RMR style optics with a lower sight picture. The stripped nature of this slide allows maximum user customization.Features: Black nitride finish RMR footprint optic cut 17-4 billet stainless Glock 17 Gen 3 compatibility Lowered ejection port Match grade engineering