Xinding supply several classic designs of steel modular stairs for your demand. -Spec. Width: 800mm-1000mm Handrail: Φ50mm, beech/oak Baluster: 8mm*40mm flat steel (double pieces each) Rails: Φ8mm s.steel rods Stringer: (8mm thickness mild steel plate) X 2 sides, Baking varnish Treads: 38mm thickness, beech/oak * Stringer can be mono zig-zag steel plate or duplex steel plates * Optional: shape, color, material GW: 300kg Volume: 1.5cbm -Feature 1. Easy assembling 2. Space-saving, a best choice to your urban home. 3. Classical & simple while safe, suitable to family members of all ages. To help you upstairs step by step on stairs we madeis what we untiringly aspire after. - Xinding Stairs Keep