Rigidbot single head cooling fan mount Rev-3

This is a remix of https://www.thingiverse.com/thing:1381040 that can be printed only by enabling supports. However once printed, and supports removed, I noticed that I had lost the beauty of smooth surfaces, since an issue of the supports is that you can't have a perfect flat surface near the supports area. For this reason I hate the supports and I use them only when absolutely necessary.

So I decided to redesign and split the object in a way that could be printed almost without supports, an