Quick-Fit X Carriage for @Printrbot - #30DoC day 5

For Day 5 of 30 days of creativity ( #30DoC ) I give you another addition to the Quick-fit family, here is a Quick-fit X carriage and mount for the Printrbot. Designed for any extruder's that can go on my Quick-Fit X carriage.
http://www.thingiverse.com/thing:19590

** - Sketchup files now uploaded :)