P40D52 3 Blades RC Boat Propeller Paddle for Brushless Motor Product Name : RC Boat Propeller;Fit for : Brushless Motor;Vane Number : 3 Model : P40D52;Motor Shaft Hole Dia : 5mm / 0.2" Rotating Diameter : 52mm / 2";Pitch : 40mm /1.6" Material : Plastic;Color : Black Net Weight : 15g;Package Content : 1 x RC Boat Propeller