KELVIN® Gear Jig

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KELVIN®'s revolutionary jig design allows you to design different combinations of gears on each side. On one side, the combination is 4-, 8- or 16-teeth gears. On the other side, the combination is 6-, 12- or 24-teeth gears. This jig is ideal for students of all ages to design and build windmills, cars, machines, toys, etc. out of cardboard wheels, paper and glue. 5/pkg.

NOTE: Wheels, Gears, Battery and Motor or a Complete Kit are available separately.