Raptor G4 Wind Turbine Hubs - 17 mm Shaft Number of Blades:11 Blades Simply remove the rubber seal

Simply remove the rubber seal that protects the plug on the front of the controller and plug-in the display

the twist-on Cap perfectly aligns the rail attachment with the lag bolt to maximize mechanical strength

Simple in-line wiring system

Reinforced and impact resistant

or 36 Volts 360 Watts

Raptor G4 Wind Turbine Hubs - 17 mm Shaft Number of Blades:11 Blades Simply remove the rubber sealWind Turbine Blade Hubs Compatible with Raptor Generation 4 Blades Our Wind Turbine Blade Hubs have a 17 mm hub center mounting hole that fits most older GM si type alternators. If your PMA or PMG rotor shaft isn't 17 mm, see our wind turbine hub adapters to make them compatible with our hubs. Hub Specifications: Raptor Generation 4 Blade Hubs: 1 4" bolt holes are 15 16" center to center Bolt holes are spaced perfectly for our Raptor blades Each wind