Rounded filament guide
thingiverse
Engineers design a rounded filament guide to prevent the filament from catching on the edge of the hole.
Download Model from thingiverse
With this file you will be able to print Rounded filament guide 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 Rounded filament guide.