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
Resonance Apparatus, Acrylic tube approx. 98 cm long and 2.5 cm diameter mounted on retort stand with clamp and boss, with metal vessel, connecting tubing and spring clip supported on iron ring. Dimensions: Weight (lb) 4.8x Length (in)39.0xWidth (in)3.9xHeight (in)3.1
Premium Clamp - Three Finger with Bosshead, Clamp constructed of powder coated steel, 3 finger rubber coated clamp attached to swivel boss head. Maximum clamp opening is 8.5cm, Boss accommodates to 18mm rod