Strong spun-rung 5 tread platform step that is light & easy to handle. Ideal for offices & areas with restricted storage space. Closed Height (m) 1.74. Open Height (m) 1.74 Rungs/ Treads 5 Material Aluminium. Usage Type Medium Duty. Warranty 3-Year. Standard EN131. Platform Height (m) 0.99. Weight (kg) 5