Direct drive extruder Migbot i3

This is a direct drive extruder variant for Gaz23
http://www.thingiverse.com/groups/prusa-i3/topic:5417
Shared here as it might help others too
This is definitely a work in progress if there are any issues then post a comment here
Updated to Rev 5 March 25th
added two more lever variations with plain pressure roller hole ( no csk) and tapered countersink for machine screw ( screw csk)
Updated to Rev 4 March 24th
Updated to Rev 3 March 23rd
Updated to Rev 2 March 22nd