Tracked Tank with movable turret

Messed up and missed the tank body with the holes. It is up there now. I have also added one that is hollow. It has 3mm walls and printed a bit faster with my printrbot.

Added a new turret - newturrett3a. It is a much smoother creation. Both work though, take your pick.

The PB could not handle the top though, so if I were to print it again I would add some supports. My favorite frugal trick is just to add a few 2mm cylinders and then bust them off after printing. The hollow version has a