HQProp 5131（R31）Betaflight (2CW+2CCW)-Poly Carbonate

HQProp 5131（R31）Betaflight (2CW+2CCW)-Poly Carbonate Propeller for FPV Drone Racing and Freestyle

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Specification:

Propeller Diameter: 5.1inch       
Pitch : 3.1               
Blades : 3
Material : Poly Carbonate        
Weight :4.2g
Hub Diameter :13.3mm           
Hub Thickness:6.3mm           
Shaft :5mm
Adaptor Rings : NO

Includes:
2 x CW R31-PC
2 x CCW R31-PC