... Installation Environment: Indoor /Outdoor 7. Floor Plate Style: Stainless steel / Aluminium alloy III. ES310-F Steps materials and ... Demarcation Line optional )a).Stainless steel Step: Surface bright, high strength, corrosion resistance, easy to clean and maintenance, weight ... , Light weight, High strength, Corrosion resistance, Easy to clean and maintenance2.Handrail color divide black and multi ...