Gunstruder : Parts for 3mm filament

Still testing...
http://www.thingiverse.com/thing:1247952
Here are the parts I use for 3mm filament.
The wheel needs support. If possible: HIPS filament makes it easy to remove.

esteps: "222"
1.8 degree stepper
16th microstep

Thanks to andreasL for this great design!