the factory of 2/3 blade fishing boat Propeller,blades ,impeller Size: Diameter 200mm-1070mm Productivity: 10, 000 PCS/Ye ... /Boat/Yacht Propeller Material: MC Nylon Advancement: Nylon propeller, including blades, hub tube, in which the thickness of the same type ... property rights.Type: Diameter 220mm to 1070mm, 2/3/4 blades which can be customized according to customer requirements. Heat-treatment ...