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.
You can buy this one and pull the motor out. Buy 4x, just reverse wiring polarity on another 2x motor for counter clockwise rotation. http://www.hobbyking.com/hobbyking/store/__39010__Q_BOT_Micro_CCW_Motor_Set_Complete.html