Shelf unit (100; 100.1) for a shelving system having a shelf and a support frame carrying the shelf, wherein the support frame has a front frame part, a rear frame part and two lateral frame parts (63, 64) that are connected to each other in a manner whereby a through opening is formed, the front frame part and the rear frame part each having a plurality of insertion receptacles (65, 66), wherein the shelf has a plurality of elongate floor elements (1; 1.1; 1.2; 1.3), each of which rests on the front frame part and the rear frame part with its longitudinal ends (6, 7), wherein at least one of the floor elements (1; 1.1; 1.2; 1.3) comprises an elongate base body with an upper side having a product support surface and with a lower side having, in the region of the longitudinal ends (6, 7) of the base body, a bar (8, 9) that extends as a section of a common, continuous bar in the longitudinal direction of the base body, wherein the at least one floor element (1.1; 1.2; 1.3) rests with its longitudinal ends (6, 7) on the front frame part and the rear frame part and is inserted with the respective bar (8, 9) into one of the insertion receptacles of the front frame part and into one of the insertion receptacles of the rear frame part, characterized in that the base body and the at least one bar (8, 9) form a T-shaped profile in cross-section, the downwardly projecting leg of which forms the at least one bar (8, 9) and the two legs of which extending transversely thereto form the base body, and that the upper side of the base body is free of projections or similar material sections which project outwards from the upper side and can serve as a lateral stop for products. wherein the support frame has a front frame part, a rear frame part and two lateral frame parts (63, 64) that are connected to each other in a manner whereby a through opening is formed, the front frame part and the rear frame part each having a plurality of insertion receptacles (65, 66), wherein the shelf has a plurality of elongate floor elements (1; 1.1; 1.2; 1.3), each of which rests on the front frame part and the rear frame part with its longitudinal ends (6, 7), wherein at least one of the floor elements (1; 1.1; 1.2; 1.3) comprises an elongate base body with an upper side having a product support surface and with a lower side having, in the region of the longitudinal ends (6, 7) of the base body, a bar (8, 9) that extends as a section of a common, continuous bar in the longitudinal direction of the base body, wherein the at least one floor element (1.1; 1.2; 1.3) rests with its longitudinal ends (6, 7) on the front frame part and the rear frame part and is inserted with the respective bar (8, 9) into one of the insertion receptacles of the front frame part and into one of the insertion receptacles of the rear frame part, characterized in that the base body and the at least one bar (8, 9) form a T-shaped profile in cross-section, the downwardly projecting leg of which forms the at least one bar (8, 9) and the two legs of which extending transversely thereto form the base body, and that the upper side of the base body is free of projections or similar material sections which project outwards from the upper side and can serve as a lateral stop for products.