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.
I just printed in ABS - not installed yet. What size screws you need? I suppose you attach the damper with two screws (supplied) and then attach the motor to the damper with two (supplied screws). From the picture it looks like the y-limit switch attaches to this.