The invention relates to a dismountable shelf unit (1), consisting of at least two upright walls (2) and at least one insertable shelf (7). The walls (2) are formed by upright bars (3) arranged in pairs, which are interconnected by crosspieces (5) guided between the bars (3). Each insertable shelf (7) has a U-shaped hook (11) at each corner (8'). The hooks (11) grip around in each case one bar (3) when the insertable shelves (7) rest on the crosspieces (5). <IMAGE>
