GWS Slow Fly propellers have the new style of hub and they are used on gear boxes or brushless motors on a lower voltage or lower Kv Motor they are Slow fly Propellers
2-Blade Propeller New GWS Orange Slow Fly
Length 8"
Pitch 3.8"
Hub Diameter 10 mm
Hub thickness 12 MM
Diameter of hole in Hub Suits 3.1 mm 4.1 mm 5.1 mm adapter rings included
Colour Black
Material Nylon
The measurements are approximate