Create Your Original Water Model This Underwater Gearbox enables to transmit the motor power of the Submarine Motor Mini (High-Speed Type) to drive on the bottom of the water. The motor has a pinion gear instead of a propeller to move gears and hex shaft which can be attached to 3 different positions. The round crank plates and removable wheel are included while Mini 4WD wheels can also be attached to the hex shaft to make an amphibian vehicle. A plastic plate to attach floating plate (sold separately) is also included. Length: 109mm　 Submarine Motor Diameter: 23mm　 Snap On Assembly　 Motor Included　 Requires AAA Battery (sold separately)

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