Replacement Propeller, Propeller Dia. (In.) 24 in, Bore Dia. (In.) 1/2 in, Bore Dia. (mm) 12.7 mm, Pitch 9.1 Degrees , Rotation CW, Hub Location Centralized, Number of Blades 3, HP 1/3 hp, RPM 1,711 RPM, Drive Type Direct, Blade Material Aluminum, For Use With 10D969D