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These small Micro Metal Gear Motor Wheels are the same type used on the popular Pololu 3pi Robot.
These small 32 x 7mm wheels snap right onto the 3mm "D" shaped shaft on the micro metal gear motor. They are made of plastic with treaded rubber tires that have plenty of grip.
This item includes a pair of wheels with matching tires.
|Tire Width||7 mm|
|Shaft Diameter||3 mm|