Kis Bowden Extruder

My previous extruder broke so I had to make a new one, I decided to go with a new design since I was planning to hang it from the top of the printer. It became a mix from some previous extruders I used. The acrylic one from http://www.blueeaglelabs.com that came with their Kossel Clear printer and another one also here on Thingiverse from ChiggerPepi http://www.thingiverse.com/thing:245677
Until now it works really well for me, but I'm still tweaking the design for easier and more all rou