I think the case for the HP MCR22IN1 22-in-1 card reader is brilliant.
Unfortunately, it does not fit my Akasa Cards Reader.
I have removed the narrower inner parts and added a wide slot for the cables on the back.
So this version of the case should also fit other devices (not tested).
3.5_Floppy_Card_reader_Case.stl | 39.8KB |