Material 0.8mm steel tube Steps 2 Opened Size(cm) 90*47.5*49 Closed Size(cm) 99*47.5*7.5 Step size(cm) 38*26 Step rise(cm) 24 Max.load(Kgs) 150 Pcs/Ctn 4 G.W./N.W.(Kgs) 19/18 Measure(cm) 99*29*47 Packing 1pc/shrink wrap