Basic Trailer Project: Support Legs

The idea with Basic Trailer Project is that you can combine standard parts to make your
own trailer design. It is built with screws and nuts so you can change, upgrade, repair
or take it apart and build something else.

Twist and turn the objects so that the print fits you and your printer.

Here we have support legs. This version is motorized with one small motor
inside each leg. Switch polarity for up/down movement.
There are no limit-switches in these small legs.
You can control t