Motor Adapter for Marble Machine #3

A motor adapter for the Marble Machine #3. Parts were scaled down to 50% to use 3/16'' (4.75mm) ball bearings. Micro gear motor from HobbyKing running off 5V from USB.

Gear Motor: https://hobbyking.com/en_us/brushed-motor-15mm-6v-20000kv-w-100-1-ratio-gearbox-1.html




https://www.youtube.com/watch?v=Buch8ZvrAEs