Winder 10 (10:1 Ratio) View larger

Winder 10 (10:1 Ratio)

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Winder 10 (10:1 Ratio)

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$24.99 tax excl.

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The 10:1 winder winds very smoothly and is also very sturdy. Each crank with the handle will wind the motor 10 times, so it is easy to determine how many revolutions you have wound your motor. This winder is great for competing students.