This is a version ofhttp://www.thingiverse.com/thing:19170by Krux. This adds a sensor mount fromhttps://www.thingiverse.com/thing:35400.

Video:https://www.youtube.com/watch?v=fDK27zLTjYA
Project Page:https://github.com/masneyb/arduino-tank

Note: The vertical servo for the sensor mount is currently not securely fastened to the frame. I have inserted wedges to hold it in place between the drivetrain servos.

Note: I didn’t create these 3D models. They were made by the other projects listed here.