The file 'Remix Of Jimbojsb’s M3 Nut Bed Leveling Thumb Wheel 3D Printer Model' is (stl) file type, size is 6.6KB.
This is simplified remix of thing below to avoid any support.
http://www.thingiverse.com/thing:996754
Update
Forgot to mention that it designed for regular M3 nut.
thumb_wheel_1.stl | 98.9KB |