Whirligig Hub 4 Blade

These hubs are made of poplar.  They consist of a round circular hub with 4 saw kerf that are 5/32" wide created in them at an angle.  The whirligig propellor blades fit in each of the slots.  We recommend that you glue the propellors in and then nail with stainless steel nails.  

Whirligig 4 Blade Hub Specifications:

• 3/4" thick
• 2 1/2" diameter.
• 4- 5/32" kerfs that will hold blades.
• hole in center to attach the drive shaft wire.