The Great Ball Contraption Single Stepper from B@rt is a module which takes one’s time. The wheel at the top of this big tower is elevating and downing a plateform […]
Read more– Build the best Lego(R) Great Ball Contraptions and Lego Automaton
The Great Ball Contraption Single Stepper from B@rt is a module which takes one’s time. The wheel at the top of this big tower is elevating and downing a plateform […]
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