WELLS STAIRCASE This residential cantilevered wenge staircase is supported with steel beams that run through each riser and attach to steel beams within the wall. Each riser and tread combination is formed by thick solid wenge skins over a plywood torsion box. Features a glass ledge on the landing and a leather-wrapped brushed stainless steel handrail. 42'w x 10'h x 12'd wenge, birch plywood, leather, stainless steel, glass, steel handrubbed tung oil, Traffic