40mm version - Cooling Fan Duct for E3D v6 (DiiiCooler Compatible)

This part is a remix of the "e3d-duct-small.stl" part from [the Cooling Fan Duct for E3D All Metal Hot End V6 by Zeppelinum](https://www.thingiverse.com/thing:420204), which is a bracket you can use to mount [this DiiiCooler remix onto your E3D hotend](https://www.thingiverse.com/thing:1785245).

My version of the part allows you to mount a 40mm fan instead of a 30mm fan for hotend cooling. I wanted to mount a quieter 40mm Noctua fan, but found no part on Thingiverse that would fit. Since the