Raptor G4 Wind Turbine Hubs - 17 mm Shaft

Wind 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 turbine hub is laser cut for precision
• Thick steel hubs are perfectly balanced, will not bend
• Evenly spaced cooling holes to prevent overheating
• Made in the USA

*These Missouri Wind and Solar hubs are required for the Raptor Blade warranty.