40 mm hotend fan duct and bracket

I needed a fan for my hotend and had left the matter for too long. I had started to get really bad prints due to heat creeping up the hotend and clogging the filament feed.

This is a quick and dirty 40 mm fan duct with bracket for my prusa.
The bracket only has (3mm) screw holes on one edge since my x-carriage doesn't have any mounting brackets. This will have to be glued in place.

Since I really was suffering with my prints, this part came out badly and required fixing. This is due to t