Opt Z Sensor Adjustable - Mendle Max

As you see it's a sensor holder for a optical sensor.
http://www.reprapsource.com/oe-r1

First you make a rough adjust by unlocking and locking the Sensor on the Z rod guide.
You unlock by pressing it down, you lock by pressing up till it holds itself.

The fine adjustment is done with the adjust screw.

Don't forget to put a spring on the M3 - Screw.

Changes:
trigger_part_02
-v3: improved fitting for the nut