Filament guide
thingiverse
A simplified printing aid with a 7.5 millimeter clearance between mating parts is readily available for use.
Download Model from thingiverse
With this file you will be able to print 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 Filament guide .