Folding ladder aluminum 314/5/6/7 grade thickness load bearing 150 kg Step Ladder Carbon Steel Thicker Ladder Multifunction Non-Slip Lightweight Portable

Folding stairs aluminum alloy 3/4/5/6/7 grade aluminum alloy thickness non-slip load-bearing 150 kgPLUS: We use aviation materials to paint the stairs and increase the overall thickness to ensure safe take-off. You can buy with confidence. If you have any questions, please feel free to contact customer serviceFoldable stairs, steel ladder stairs-load-bearing 600POUNDSThere are 7 sizes: 2-layer 4-layer 5-layer 6-layer 7-layer 8-layerThe stairs are foldable and easy to moveDoes not take up storage space, even a small room in an apartment.Can be stored in the tail of the car and used outside the site.There are foam handrails.The staircase floor is made of non-slip rubberAll four legs have non-slip rubber pads