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.
Nope. Ever seen a GBC (Great Ball Contraption)?
I'm modifying these gears to work with Lego Technic, after which they will be used for a lifting mechanism. It will go slow near the bottom to allow extra time for receiving balls, then speed up as it travels vertically.