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.
Hi Duality. Thanks for your quick feedback. I decreased the size of the idler by tweaking some parameters. Furthermore I added several comments, each beginning with "@CHANGE", describing what has been changed. Just have a look at the OpenSCAD file and do a small search for "@CHANGE".