Multi-filament spool rack

This thing is composed of 2 parts : feet (130mm on each side) and joints, you'll need to print at least two of each.

You'll also need some 20x20 profile ([such as this one](http://www.thingiverse.com/thing:581942)) and rigid (metal, up to 8mm diameter) bar(s).

The assembly is pretty self explanatory: simply put some 20x20 profile into the feet on one side, into the joint the other side to create the first level, connect 2 joints with another 20x20 profile to add a story. Once you've done t