Cage ladder in anodised aluminium, consisting of elements that can be combined with each other by means of double interlocking rings and without welding. Suitable for access to buildings or inspections at height without risk. 20 non-slip steps, safety cages with double rib profile and depth mm. 600, landing module length mm. 714 and wall brackets of maximum mm. 160. Capacity 150 kg. Compliant with the provisions of Italian Legislative Decree 81/08. Landing height mm. 6900-7200.