The NDZ Performance rear slide cover plate for Glock Gen 1-4 models replaces the factory plastic plate with a high-quality Brass upgrade and maintains OEM tolerances for an easy installation process and 1:1 fit. Once installed these plates will not chip or break during heavy use. We achieve this combination of precision and durability by manufacturing our parts to exact tolerances from Brass for extreme durability and a unique look. Upgrade the rear plate on your Glock with a high-quality piece from NDZ Performance and see how much it will enhance your shooting experience today!