Double Spiral Windmill - with spinning tail

A windmill with two opposite-spinning thingies with a spiral design, and spinning tail for good measure.  

Fully printable and designed to be durable. Avoid PLA if possible, it will deform on a hot day in the sun. PETG or ASA is recommended. 

Mirror plate 1 and 2 if you want them to spin in the opposite direction. 
Plate 5 is optional - a longer stem and a body with a vane.