Stainless Steel Room Spiral Staircase Steel Wood Structure Spiral Staircase Model: SJ-H807 Trademark: Hereditary Stair Material: Stainless steel Keel: Φ102*4.0mm center column A3 steel Pedal: solid wood pedal 38mm Handrail: solid wood handrail round tube 50x50mm Column: round pipe column Φ38.1mm Railing: solid drawing Φ8mm |