Model:AT-803-L stainless steel stairThe size of the keel:L(200mm)W(100mm)T(5mm) iron pipe,outside of the iron ,with 203mm×103mm×1.2mm stianless steel pipeThe surface treatment of the keel: under repeated antirust pickling, then goes through high temperature pre-painting, antirust and anti-corrosion process.(outside of the keel,also can with stainless steel tube)The color of the keel:blacksand,silversand The thickness of the broadstep:38mm Thailand rubber wood timber ,or 12+1+12mm millimetres laminated glassThe color of the broadstep:red, black nut-brown,sapell,or as per customer's requestHandrail:ø51mm(63)×1.2mm304# sus pipe,ø51mm(63mm)pvc,or as per customer's requestBaluster:stainless steel baluster or aluminum balusterStair railing :ø12mm /ø10mm stainless steel bar or aluminum bar ,also with hanging glass OEM service is also acceptabllity. Any request ,please contact us.We also have the ability to produce according to customers’ specifications and needs. We sincerely hope to cooperate to with you,and to create a splendent future together. The success of our customers’ is our best wishes.