Wall mounted organizer for resistors, nuts and bolts, screws, etc.

In contrast to Thing
https://www.thingiverse.com/thing:2836928
this Thing has rectangular boxes with a label holder.
A threaded M4 rod is mounted to the wall. If necessary (long rods) a support can be placed in the middle as well. The boxes are printed with at least 30% infil. The rod holders are printed with 50 to 100% infill.