Aluminium step glass cleaning ladder with sturdy rectangular tube uprights. It features 80 mm deep, ribbed steps and a 4-fold, bruised step/stile connection. The secure plug-in connection includes an additional hook lock. The top ladder is equipped with castors and abrasion-resistant contact rubber with a wedge cut-out. The lower ladder has a nivello crossbar for extra secure standing and climbing (supplied loose). Depending on the selection, a maximum of four individual parts can be combined, as the standing height of 5.0 m must not be exceeded. Step spacing is 263 mm, ladder inclination is 70 degrees, and the maximum load is 120 kg.