40mm fan hub and blades
thingiverse
This is a replacement fan hub for the ender 3 stock fan. I had to make it because I broke a blade on the original. (Don't poke it with the allen key when it's running)
Download Model from thingiverse
With this file you will be able to print 40mm fan hub and blades 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 40mm fan hub and blades.