Filament Arm Ender3
thingiverse
You will need to bend a paperclip to hold the wheel in place. I used a framing nail.
Download Model from thingiverse
With this file you will be able to print Filament Arm Ender3 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 Arm Ender3.