Ultimaker Direct Drive

Drop-in replacement for the short belts.

This design is somewhat incomplete. I did not finalize the design because my alternative approach (Floating short belt tensioner http://www.thingiverse.com/thing:179286) was successfull while being significantly less complex.

This proof of concept works surprisingly well if printed at sufficient quality to meet the strict tolerances of the gear pairings. Finalizing the design essentially would require some fine adjustments to the clearances of the