Bowden geared extruder
cults3d
Another bowden geared extruder for my Prusa Steel that uses a hobbed socket bolt for avoid the erosion of the 3mm filament. The original file is this: http://www.thingiverse.com/thing:60531. The gears used are the common greg's wade extruder ones. Check out the size of the tube connector hole before print this thing.
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