A combined motor and gearbox unit especially designed for educational use. The motor operates between 1.5 and 6V DC, and the unit includes interchangeable gears, giving a range of speeds and motor torques. The clear polycarbonate housing provides mounting for both the motor and gears, and full instructions for calculating gear ratios etc. are included. Shaft 4mm dia. x 24mm long (front), 54mm long (rear). RoHS compliant.
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