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.
The pivot is the motor shaft, this is the really good idea. A F695 ball bearing (5x13x4 flanged) is mounted in the 13mm hole in the pendulum and then coupled with the 5mm motor shaft.
I have to write a more deatailed description but it's still in progress (but working!). ...:-)