Grey Ghost Precision GGP-19 Stripped Slide, Version 5, Trijicon RMR/Leupold DPP Optic Cut, Cerakote Finish, Olive Drab Green, For Glock 19 Gen 3 GGP-19-3-OC-ODG-V5 GGP Slides for Glock pistols give you a lighter weight and attractive option for mounting optics to the Glock pistol you already love.