RC Ship Plastic 3-Blade Propeller Prop 52mm Dia 40mm Pitch 5240 2 Pair Product Name : RC Boat Propeller;Fit for : Boat Model;Vane Number : 3 Model : 5240;Shaft Length : 19mm/0.75";Motor Shaft Hole Dia : 4.76mm /0.19"(3/16") Rotating Diameter : 52mm/2.05";Pitch : 40mm /1.6" Material : Plastic;Color : Black Net Weight : 22g;Package Content : Pair x RC Boat Propeller