RAILBLAZA RailMounts are simple-to-use mounts, allowing the easy attachment of RAILBLAZA accessories, and many other things. Simply screw the RailMount together onto your rail, no need to drill holes so you can easily move the RailMount to a different spot, and your rail is as good as new! The RailMount 19-25 can be mounted onto any 19 or 25mm (0.75 or 1in) rail in minutes. All RailMounts come complete with adapters, rubber grips, self-adhesive grip tape and the necessary stainless steel mounting screws.