HQ Racing Prop R42 (2CW 2CCW)-Poly Carbonate

Propeller Diameter: 5.1inch Pitch : 4.2 Blades : 3 Material : Poly Carbonate Weight :4.9g Hub Diameter :13mm Hub Thickness:7mm Shaft :5mm（ Compatible with POPO motor) Adaptor Rings : NO Includes 2 x CW HQ Racing Prop R42 2 x CCW HQ Racing Prop R42