Material: Aluminium Thickness of the Aluminium: 1.5mm Max Open Size: 380*49*9.5cm Closed Size: 88*49*9.5cm Steps: 13 N.W./G.W.: 11/12.5kgs Max Load Capacity: 150kgs Carton Size: 90.5*52.5*12.5cm Pc/carton: 1 Container(20'/40'/40'HQ):475/918/1075pcs Lead time: 25 days after order confirmed