11 Blade Wind Turbine Hub and 2 Raptor Generation 4 Blades Upgrade Kit

Upgrade from 9 to 11 Blades

Upgrade your current wind turbine with two Raptor Generation 4 blades (29" in length) and a high grade steel hub! If you previously bought our 9 blade basic wind turbine and need a sooner start-up, upgrade with this convenient kit.

11 Blade Hub Specifications:

• Zinc plated (no painting required!)
• 1/4 inch (6.35 mm) thick steel
• 9 inch (228.6 mm) diameter
• Mounting holes are 1/4'' with 15/16'' hole center to center (.245" with .930" spacing)
• 17 mm hub center center mounting hole
• Evenly spaced cooling holes to prevent overheating
• Laser cut for precision
• Made in the USA

Raptor Generation 4 Blade Specifications:

• Blades weigh approximately 1 pound each
• Weighed for density
• Perfectly balanced
• Ran to strict specifications and procedures
• Reinforced and impact resistant
• Cooled to avoid warping
• QC gauged 100% for size
• Inspected for flaws and appearance at three points
• Resistant to ultraviolet light (UV protected)! Will NEVER crack or degrade
• Clockwise rotation
• Limited Warranty
• Made in the USA

Dimensions:

• Each blade is 29" long
• Blade base is 6" wide
• Blade tip is 1 1/8" wide
• Mounting bolt holes are 0.245" and the bolt holes are 15/16" apart center to center

Real American quality products!