Zaffiri Precision ZPS.3 slide for Glock 19 Gen 3. Zaffiri Precision's 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 Zaffiri Precision's facility in Largo, FL. These are among the best aftermarket slides available for Glock. This slide is pre-cut and pre-coated and no changes can be made. Compatible with and designed to fit Glock 19 - Gen 3 frame. Also compatible with earlier Gen 1 and Gen 2 models. This slide is compatible with other aftermarket frames like the SCT 19 | P80 PFC9 | PSA Dagger SPECS 100% made in the USA Machi Mfg: Zaffiri