Comprehensive and suitable mounting and drawbar possibilities are available for all compact disc harrows and any kind of tractor. The flange plate allows the easy and quick rebolting of any of the linkage options. In addition, the category of the lower linkage can be quickly changed. Only the linkage pins are interchanged for this purpose. As a result, the right linkage can be selected for any tractor, no matter whether it is Cat. II, III, III-N, IV, IV-N lower linkages, or one of various towing eye sizes or the K80 ball coupling.