An adapter element and a transport platform, such as a dolly (1), including at least one such adapter element (5), said at least one adapter element (5) being connected or connectable to the dolly (1) and having a rim portion (6) protruding from a deck (2) of the dolly (1) for restraining loads placed on top of the deck (2) at least in a lateral direction, wherein the at least one adapter element (5) is provided with one or more legs (8, 12; 8, 12, 17,.18) each comprising an engagement portion (9, 13; 9;13, 19, 20), preferably tabs or protrusions, for being received and snap-fitted into a corresponding opening (10, 15) provided in the deck (2). An outer leg (12) of the one or more legs (8, 12; 8, 12, 17, 18) is formed as a tab or tongue having a through hole (13) which serves as an engagement portion of the outer leg (12).