Hand-crank marble climber machine - Gadgetify
In the past few years, we have covered a bunch of awesome marble machines here. This 3D Printed Triple Marble Machine is also worth a look. It comes with interchangeable modules, so you can watch the marbles go around the track all day.
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The set comes with 50x marbles. It measures 17.7″ long, 7.9″ wide, and 8″ high. This marble machine is 3D printed in PLA.
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