Body in steel plate thickness 1 mm. Clear gray epoxy lacquered coating. Security lock with barrel ( 2 keys included.)Bars with hooks adjustable in height with numbered index strips. Easy and fast classification with integrated index. Key panels on bottom and reverse of door. 1 supplementary panel on models with room for 150 and 200 keys. 2 panels on model for 300 keys.Wall fixation with screws (included).