The Tamiya 70093 3 Speed Crank Axle Gearbox is designed for tinkerers and educators who want to explore mechanical principles through assembly and testing. Changing between the three gear ratios gives clear feedback on how gearing alters output characteristics.
Use this gearbox in maker workshops, club projects or small experimental rigs to test gear behaviour and mechanical advantage. Its adaptability makes it useful for both beginners learning fundamentals and hobbyists refining custom drivetrains.
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