MP Select Mini - Center Bed Leveler

This thing is based off of the [center bed leveler by auralgasm](http://www.thingiverse.com/thing:1731011). This design works by using the screw to push the center of the bed up because it has a tendency to bow downward in a bowl shape, making it difficult to level the center with the extreme edges.

When I printed the original design, I found that the screw length was longer than the threaded hole in the "stick". This meant that I could not tighten the screw all the way in because it would co