Zaffiri OPMOD Z51M Glock 19 Gen 5 Pistol Slide w/RMR Cut Black Zaffiri OPMOD.19.G5.BLK. Specifications for Zaffiri OPMOD Z51M Glock 19 Pistol Slide w/RMR Cut: Manufacturer: OPMOD Gun Make: Glock Gun Model: Glock 19 Cartridge: 9mm Luger Gun Frame Size:...