HQProp MQ8X4.2X3 Prop Black Glass fiber Nylon Propellers (1CW+1CCW)

Propeller Diameter: 8 inch       
Pitch : 4.3               
Blades : 3
Material : Glass Fiber Reinforced Nylon       
Weight : 13.5g
Hub Diameter ：15.8mm           
Hub Thickness:8.5mm           
Shaft :5mm
Adaptor Rings : NO