Material Aluminum alloy Step 9 Extension Size 2.6M Folding Size 46.0*7.0*72.5cm Step Height 30cm Thickness
Material Aluminum alloy Step 11 Extension Size 3.2M Folding Size 47.0*8.0*79.0cm Step Height 30cm
Material Aluminum alloy Step 13 Extension Size 3.8M Folding Size 48.0*9.0*85.0cm Step Height 30cm Thicknes