Shelving entirely made of steel sheet certified 3.1, cold-formed and hot dip galvanised steel according to SENDZIMIR process, with the main feature of the particular configuration of the four-way upright what allows the construction of structures not feasible with normal shelving units. It fulfils the requirements of regulations UNI EN 15512:2009, 1993-1-1:2018 1993-1-3:2007, 1993-1-8:2005 and, following the regulation UNI EN 15635:2009, it must undergo a periodical technical inspection by qualified personnel. The display of a plate showing the maximum capacity of the sides, the shelves and the battens is compulsory.