Floppy Square-minus 1

The "screw half" part should only be printed (2x) if you can't find a proper fitting screw. you need to put the screw halves in the centers, insert the equators, and after that glue the screw parts together with strong glue.
screw: 1.5cm M2.5 screw
dimensions: 4cm x 4cm x 2.2cm
print:
- center x2
- equator x2
- (only if needed) screw half x2