60mm to 40mm fan duct

I found a great stepper motor fan mount but it didn't fit onto the motors of my Folgertech 2020 i3 due to the wiring bulge. I also found the junction where the shroud met the body to be a little flimsy so I beefed that up a bit.

This thing was made with Tinkercad. Edit it online https://www.tinkercad.com/things/8v1U8Q30BMU