Zev Technologies Z19 Hellbender Stripped Slide with RMR cut is the perfect companion for your GLOCK 19 Gen 3 pistol frame. The Hellbender stripped slide is machined from 17-4 stainless steel billet and cut to accept RMR style optics. The slide is designed with a lowered ejection port that aids in the ejection of brass. It's manufactured with precision milled tolerances for a tighter-than-factory fit. The stripped nature of this slide allows maximum user customization. Upgrade your GLOCK 19 Gen 3 slide with the Zev Technologies Z19 Hellbender Stripped Slide for match-grade accuracy and grouping performance.Features: Glock 19 Gen 3 compatibility Machined from 17-4 SS billet RMR footprint optic cut Lowered ejection port Match grade engineering Black finish