78” (6ft 5”) Aluminum Windmill Fan blade – Low Wind Start Up.

The absolute largest in the industry. This 78” all aluminum windmill fan blade is design to increased efficiency & performance especially in low wind areas. Featuring a 1” Shaft Mount with a Keyway able to operate American Eagle & Joe Mescan Windmills in wind speeds as low as 3 mph and is compatible with most old-style diaphragm compressor windmill brands such as Koenders Water Solution, Easypro, Beckermill, Outdoor Water Solutions.