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 stepper motor is 44mm in length. I bought it on eBay http://www.ebay.com/itm/320842713273?_trksid=p2057872.m2749.l2649&ssPageName=STRK%3AMEBIDX%3AIT
And yes, I know you have a complete kit which includes the switch, but it also includes many other things I already have and is twice the cost of the kit I purchased. It would great if the power switch were included in a less expensive combination or individually.