Zaffiri Precision Z Series Ported Slide, Fits GLOCK 19 Gen 3, Side Ported Barrel, Cerakote Finish, Black, RMR Optic Cut, Blacked Out Co-witness Height Sights, Includes Upper Parts Kit CU-G19G3-ZP-RMR-BLK-SP-BN-BLNKZaffiri single billet 17-4 stainless steel slides are made with tight tolerances that allow an increase in accuracy and performance. 100% American made and manufactured at their facility in Largo, FL.Z Series SlideMachined from billet 17-4 Stainless SteelRMR Optic CutFits GLOCK 19 Gen3SpecificationsBrandZaffiri Precision
