For the moment this is just a prove of concept with 2 45mm fans mounted to front and back of the stand. Because I only had screws that where to long I added some spacers between the fans and the case.

Prints supportless

Additional parts needed:
8 pcs M3 x 16 mm
4 pcs M2,5 x 5 mm
4 pcs M2,5 x 10mm
4 pcs 20 mm brass spacers

Kingroon KP3S

No

No

0,15

25