KidWind Wind Turbine Hub, three-pack of 12-hole crimping hubs, made from recycled plastic, allows you to turn any DC generator into a wind turbine, Diameter: 2.25 in, Maximum number of dowels: 12, Size of shaft hub press fits onto: 2 mm
KidWind simpleGEN, easy-to-build AC generator that allows students to explore the basics of electrical generator design, Recommended for College, High School, and Middle School Science
KidWind Basic Turbine Building Parts, kit includes the KidWind Hub, a wind turbine generator, and 25 dowels, Recommended for College and High School, Pk10