Zaffiri Precision, ZPS.2, Optics Ready Complete Slide, RMR Footprint, G19 Barrel, Black Nitride Finish, HD Fiber Sights, Cerakote Finish, Armor Black, For Glock 19 Gen 5/19X/45, Includes Black Anodized Optics Plate Cover and Screws NEW ZP ZPS.2 G19 Gen 5 Slide - Black ZP ZP.19G5BBN G19 Gen 5Flush & Crown Barrel - Black Nitride HD Fiber Sights G19 Gen 5 Upper Parts Kit with polymer Recoil Spring Assembly Product Description Zaffiri Precision aftermarket Complete Upper for Glock 19 Gen 5 / 19X / 45 includes slide, barrel, internal parts, and sights. Single billet 17-4 stainless steel slides are made with tight tolerances increasing accuracy and performance. 100% American made and manufactured in-house at their facility. These are among the best aftermarket slides available for Glock.