HotendCoolerNozzle for the Renkforce RF100

With this design my goal was to use a 50mm radial fan to cool the print, by using only the existing mounting points on the printers hotend and without changing anything else. So all you have to do is taking the metal cover plate of the hotend off and fasten the mounting frame with the two screws instead. To push the nozzle on the fan, you have to cut off just a little pin of the fans case exhaust and then it fits in the nozzle. After that you can fasten the fan to the mounting frame with two M3x