The invention relates to a trailer coupling (1) for a land vehicle (13), to which a support device can be attached, wherein the trailer coupling (1) comprises a ball head (2) and a neck (3), wherein the neck (3) comprises a first neck section (4) and a sec...

The invention relates to a rear carrier coupling (1), wherein the rear carrier coupling (1) can be mounted on a ball coupling (101) designed as a trailer coupling of a vehicle (151). A lower clamping device (5) comprises at least two clamping jaws (6, 7), ...