hot sale spiral staircase, customized spiral staircase, luxury spiral staircase

Spiral staircase with safety glass step Stringer dia102mm central pipe beam carbon steel / stainless steel hot-dip galvanization with powder coating finish / polished finish Tread support 6mm thick steel frame Railing dia50mm handrail dia25mm small rail Tread 21.52mm / 25.52mm laminated tempered glass clear / frosted glass Spiral staircase is used for saving space. Compared to other type stair, it is the most cost saving stair design. Product details: Stainless steel with carefully polished finish Laminated tempered safety glass with polished sides and round edges See our application for Cafe