My graduated angle high area low mass blades, rotates in 2.3 mph and makes power 6mph upwards fix on any futurenergy pmg with one M10 Bolt , steel mounting £110 delivered in U.K. THEY WORK WELL, ...
Wind Turbine blades. My Delco pma chassis blades, (alloy or g.r.p.) on solid steel flat bar boss!. FOR DELCO/ EAGLE /WIND BLUE/ HORNET PMA, same area as 5 air x blades at a fraction of weight and...