I wasn't going to pay 30 euros per cup holder so designed this little clip that mimmicks the official Cybex holder
Tested with the following cup holder:
(others may also work)
Remixed from
Printing instructions
You will likely need supports - I used tree supports from base plate in the orientation as in the file. I used PLA, we will test it better this summer but PETG is likely better for the heat.
The author remixed this model.
Used the round slot combined with a simple clip from a second remix to be able to attach cup holder to car seat