TAMIYA Worm Gear Box Set TAM72004 Science Kits & Accys

Tamiya Worm Gear Box Set, TAM72004

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Tamiya Planetary Gear Box Set, TAM72001

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Tamiya 4-Speed High Power Gearbox H.E. : Toys & Games

The primary feature of this gearbox is a worm gear, which locks the output shaft when the motor is not turning. Its high gear ratios of 84:1, 216:1,

Tamiya 72008 4-Speed Worm Gearbox Kit