Overlord Cherry MX Holder for manual calibration of bed

This is a small device that may be useful when doing manual advanced leveling procedure
http://www.dreammaker.cc/forum/viewtopic.php?f=6&t=163

I did it because
1. I didn't like paper method
2. I wanted to keep hotend dissasembly to minimum

This one only requires you to unsrew stock layer fan and temporaly raise it higher

It can be mounted to screw holes for second extruder (you might want to unsrew and raise layer fan temporaly)

Attach a led with battery to switch and manually