Trailer for a route train

Trailer for a route train with a frame that has, in the direction of towing, a drawbar and a coupling, and which has, transversely to the direction of towing, a laterally open receiving space for an inner carriage to be transported, wherein a central web is arranged in the receiving space, wherein - the frame has connecting means for the drawbar and the coupling respectively, and - the frame has connecting means for the central web for a releasable connection of frame and connecting means.