40mm to 30mm Fan adapter
thingiverse
I Designed a Fan Mount to Adapt a Larger Fan onto My E3D Nozzle To Attach It, I Combined #4 Screws from the Original Fan Mount with M3 Screws I Already Had on Hand. Here's How I Created This Design I Modeled It in SolidWorks
Download Model from thingiverse
With this file you will be able to print 40mm to 30mm Fan adapter 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 to 30mm Fan adapter.