Factory of 2/3/4 blade Yacht Boat Outboard Engine Blade Size:: Diameter 200mm-1070mm Productivity: 50, 000 PCS/Year ... MC Nylon Yacht Boat Outboard Engine Blade Specification: Advancement: MC Nylon propeller, including blades, hub tube, ... -resistant, shock-absorbing, wear-resistant, durable, light weight, low cost, fuel-efficient and other characteristic. And it can increase the ...