Spool for Spool-less Filament
thingiverse
I built this gadget so I wouldn't have to throw away more of my filament rolls anymore.
Download Model from thingiverse
With this file you will be able to print Spool for Spool-less Filament with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on Spool for Spool-less Filament.