a,Mitsubishi step fram b,Yellow Resin Demarcation Line ... d,MOQ:1-10 pieces YOUR CHOICE:1.Step yellow frame, we can provide you the size ... alloy (both with Yellow Resin Demarcation Line optional ).a)Stainless steel Step: Surface bright, high strength, corrosion resistance, easy ... and maintenance, weight more than aluminum.b)Aluminium alloy Step: Surface bright, Light weight, High strength, Corrosion ...