MakerBot Print is our newest print-prepration software, which supports native CAD files and STL assemblies,
allows you to interact with all your printers via the Cloud, and many other exciting new features.
Just at note after looking at your picture again:
The two threaded rods do not have to be centered to the hole! The threaded rods can wobble when they rotate because that has NO influence on the print (no matter what you read in forums).