Sojourner Probe Model

Please enjoy this Sojourner Rover model. I use this model as my first player marker when playing Terraforming Mars. It is designed to give the likeness of the real rover, but with robustness in mind. That is, this model has to be put into a box with many other heavy parts, so it is designed to not easily break.

The model is fairly easy to assemble. You will need to print:

* 4 of wheel-front-back.stl
* 2 of middle-wheel.stl
* 6 of wheel axel-2.stl
* 2 of combined wheel arm.stl (make sure