Zaffiri Precision ZPS2 Glock 19 Gen 3 Threaded Complete Pistol Slide Nitride Black/Black G19G3-ZPS2-RMR-BLK-TH-BN. 2 platform offer a clean functional upgrade for factory Glock pistols or custom builds. Each assembly is built around a billet stainless steel slide and paired with a precision-fit barrel and internal components for a ready-to-install solution. All Zaffiri Precision complete slides are optics-ready and include a cover plate and mounting screws. Each assembly is equipped with blacked out iron sights that provide a lower 1/3 co-witness with RMR Holosun 507C and similar height optics. Specifications for Zaffiri Precision ZPS2 Glock 19 Gen 3 Threaded Complete Pistol Slide: Manufacturer: Zaffiri Precision Gun Make: Glock Gun Model: Glock 19 Gen 3 Optic Cut: RMR Cut Gun Type: Pistol Features of Zaffiri Precision ZPS2 Glock 19 Gen 3 Threaded Complete Pistol Slide Fully assembled slide ready for installation Includes precision-fit flush and crown or threaded barrel (configuration specific) Includes complete upper parts kit (UPK) Includes backplate and recoil assembly Includes blacked out front and rear sights Lower 1/3 co-witness with RMR Holosun 507C and similar height optics Optics-ready design Compatible with OEM and aftermarket Glock frames Compatible with threaded and non threaded barrel configurations Package Contents: Zaffiri Precision ZPS2 Glock 19 Gen 3 Threaded Complete Pistol Slide Cover Plate Optic Screws What firearm models does the manufacturer say Zaffiri Precision ZPS2 Glock 19 Gen 3 Threaded Complete Pistol Slide is compatible with? The manufacturer says that Zaffiri Precision ZPS2 Glock 19 Gen 3 Threaded Complete Pistol Slide is compatible with Glock 19 Gen 3Zaffiri Precision G19G3-ZPS2-RMR-BLK-TH-BN: ZPS2 Glock 19 Gen 3 Threaded Complete Pistol Slide Nitride Black/Black