Lego - EV3 - Big and Light Tank Climber #12

Best site : My goal was to make a robotic structure based on a tank frame. This tank should be sufficiently large and especially light enough to climb stairs, whatever they are, and even those with nosing. These imposing a great height, see my previous videos. With a length of 85cm and a weight of , I feel I have reached my goal. Furthermore an additional charge of 1kg is possible and will allow additional batteries or any component for a particular application. This 1kg loa