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 labidus. The size of the screw mainly depends on the spring you are using. Currently I am using a M3x20mm screw with a washer and 12mm long spring (uncompressed). Alternatively you may use a shorter screw without a spring.