ThisUnderwater Gearbox enables to transmit the motor power of the SubmarineMotor Mini (High-Speed Type) to drive on the bottom of the water. Themotor has a pinion gear instead of a propeller to move gears and hexshaft which can be attached to 3 different positions. The round crankplates and removable wheel are included while Mini 4WD wheels can alsobe attached to the hex shaft to make an amphibian vehicle. A plasticplate 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)