1. One ladder for multiple purposes Multi function folding ladder 2. Product highlights Aviation grade aluminum alloy 3. Widen the pedal One ladder for multiple purposes 4. Automotive level electrophoresis process Foldable design 5. Strong bearing capacity,The bearing capacity is 150KG, which is stable and does not shake. The guard refuses to shake left and shake left 6. Embedded beam,It is safe and beautiful. The prominent beam is placed in the column without fear of falling off, which is safer