Firefighting aluminum ladder 4100mm. Made of high quality aluminum. Hight:4100mm, width:3000mm,thickness:500mm. Weight:les Firefighting aluminum ladder4100mm. Made of high quality aluminum. Working:status: Hight:4100mm, width:300mm,thickness:500mm. Storage status: Height 4100mm, width 300mm, thickness:210mm,Weight:less than 11kg