Kossel Tech Folger 2020 - Effector/Extruder Upgrade Proximity Sensor + 2xFan Cooling

After first disappointing experience with Effector/Extruder that was originally (FolgerTech Kossel rev.B) with only one Cooling Fan, I have found the one made by @paul_delta ( http://www.thingiverse.com/thing:1198256 ) with no possibility to mount the Proximity Sensor, I have decide to do a mix between the Orginal Kossel Extruder and the last one.

Now with this extruder you can mount the Proximity Sensor + Extruder Fan Cooler + Extruded Filament Cooling Kit ( with custom position )

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