Cable Spool
thingiverse
This requires no supports to print and should be usable right away for managing 3 foot cables. The spools will also stack on top of each other.
Download Model from thingiverse
With this file you will be able to print Cable Spool 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 Cable Spool.