Durable 4 inch Bi-Blade prop with a 5mm shaft size, the light pitch and high efficiency will extend your flight times considerably.

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Specifications

Propeller Diameter: 4 inch
Pitch : 2.5
Blades : 2
Material : Poly Carbonate
Weight :1.45g
Hub Diameter : 9.8mm
Hub Thickness:5mm
Shaft :1.9/1.4/1.9mm
Adaptor Rings : NO

Package Includes:

1 xHQ Prop Durable Prop T4X2.5 Grey2CW+2CCW)-Poly Carbonate