Faxon Firearms Duty Glock 19 Compact 9mm Pistol Slide Gen 3 RMR Cut Black. Please note: Some mounting screws provided with RMR optics may be too long and impinge on the extractor spring rod. Faxon Firearms recommend checking that your extractor is moving freely and not binding after mounting an optic to the slide. Specifications for Faxon Firearms Duty Glock 19 Compact 9mm Pistol Slide: Manufacturer: Faxon Firearms Gun Make: Glock Gun Model: Glock 19 Caliber: 9mm Luger Model Generation: 3 Optic Cut: RMR Cut Color: Black Length: 6.8 in Width: 1 in Height: 1.18 in Fabric/Material: 416R Stainless Steel Features of Faxon Firearms Duty Glock 19 Compact 9mm Pistol Slide: RMR Optic Ready Manufactured In-House from 416 Stainless Steel Nitride Coated for Increased Lubricity and Corrosion Resistance Enhanced Front Rear and Top Serrations Accepts iron sights for Glocks Posts Milled into Optics Cuts for Alignment and Recoil Absorption Ships with Optic Cover Plate Compatible with Gen 3 Parts for Glock Pistols 9mm Compatible Package Contents: Faxon Firearms Duty Glock 19 Compact 9mm Pistol Slide What firearm models does the manufacturer say Faxon Firearms Duty Glock 19 Compact 9mm Pistol Slide is compatible with? The manufacturer says that Faxon Firearms Duty Glock 19 Compact 9mm Pistol Slide is compatible with Glock 19Faxon Firearms G19BCDRMR-01: Duty Glock 19 Compact 9mm Pistol Slide Gen 3 RMR Cut Black