Spritzstruder

I wanted a paste extruder for my Mendel90, but RichRap's version took away some of my x-travel. So I tried to design a new model based on some things i found on thingiverse.
The mounting holes are standard 50mm.
Happy printing!

Note:
I had some Issues with the gearratio as my stepper was to weak to operate the extruder. So use a very strong Motor or one with a gearreduction.

Another Note:
By now this is only a proof of concept, since I didn't (and most likely won't i