Prusa i3 adjustable Z-end-stop - mounts on X carriage

I designed this adjustable Z-Axis endstop for a Prusa i3 box frame. I think it should also work on any Prusa i3. The design is influenced by how the adjustable endstop works on the printrbot plus. I like how the printrbot plus adjustable Z endstop works and wanted one that was similarly easy to use, accessible and simple. It mounts on the X axis motor by increasing the length of 2 of the motor mount screws that go through the X carriage. There is one additional m3 screw required that can be thu