Orange Pi 5 Case.  

I'm using it right now and it is working great.

The details below were pointed out by the first posted make and are definitely helpful:
- The fan mount is compatible with a 30x30 millimeter fan and the holes accept a M2 bolt
- The orange pi mount post are for M2.5 bolts, M2 is way too small and M3 is just a smidge to big.