Description
In order to solve the annoying problems with cardboard spool filaments, here it is the final version of the spool ring, that solved all my problems of spools getting stuck into the AMS.
Compatibility
Tested to work with the cardboard spools from the following filament brands:
If you find this works with a brand of filament with cardboard spools that's not listed here, please leave a make or a comment and I will add it to the list!