1PC Left Right Hand Metal 3 Blade CNC Propeller P1.4 40mm 42mm 50mm 52mm Prop for 4mm 4.76mm 3/16" RC Racing Boat MONO Speedboat 1PC Left Right Hand Metal 3 Blade CNC Propeller P1.4 40mm 42mm 50mm 52mm Prop for 4mm 4.76mm 3/16" RC Racing Boat MONO Speedboat. Sale price : $17.95 Category : Toys & Hobbies