... , 800, 10001,this is Mitsubishi aluminum alloy step,we are manfacturer and we can provide many kinds of aluminum alloy steps. 2 ... : mitsubishi 600, 800, 1000 3,material: aluminum alloy 4,we can produce many kinds of aluminum alloy steps if you provide ... us drawing and dimention details or samples,we can open mold to produce.5,more information please feel free ...