Kossel Carriage for printed recirculating bearings and open belts

Mashup of Johann Rocholl's latest carriage for his new printable recirculating bearings, with pierre2339's modification for open belts.
A friend has now tested and reported that it's working fine.
My fork on Github:
https://github.com/mkeveney/kossel
For more on the bearings, see Johann's page:
http://deltabot.tumblr.com/
and his Git repo:
https://github.com/jcrocholl/recirculating