The Glock Slide Cover Plate fits all Gen3 and Gen 4 Glocks. The exception is the Slimline model Glock 42 and Glock 43 which have their own cover plates.
Genuine Glock OEM Parts
As a result of being genuine Glock OEM factory parts, fit and performance is guaranteed.
In addition, The Glock Shop has stock of Slide cover plates for the Gen 5 range of Glock Safe Action Pistols. These are not interchangeable with Gen 4 and Gen 3 models.