Control Knob Cover
thingiverse
To give your Ender 3 control knob a bit more protection, you can add a small cover that fits perfectly without needing any glue.
Download Model from thingiverse
With this file you will be able to print Control Knob Cover 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 Control Knob Cover.