290 mm aluminium ladder - Length: 29 cm ISO DIN 4113 and TÜV certified. Made of 50mm aluminium alloy (EN AW 6082 T6, diameter 50 mm, thickness 2 mm). The conical connectors and pins allow you to set it up quickly, and guarantee a very safe, stable and resistant installation. Disassembling it is also very quick. Supplied with : 1 x connection kit LINK FOR FULL INFORMATION AND DOWNLOADS: DUO29-029