Ender 3 - Filament Roller Guide
thingiverse
I only had M3 x 20mm hardware on hand, so I adapted the knob to fit that size. To give it some visual flair, I also drilled additional holes into the knob. It's essential to fine-tune your tolerances. In my case, I had to boost my horizontal expansion by .1mm in Cura for the roller to function properly. Additionally, using a washer between the bearing and the body piece helped ensure smooth movement.
Download Model from thingiverse
With this file you will be able to print Ender 3 - Filament Roller 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 Ender 3 - Filament Roller Guide.