A structure such as a recreational vehicle includes a guide member coupled to a wall of the structure, a carriage member slidingly coupled to the guide member, a mounting bracket, and a bed coupled to the mounting bracket. The mounting bracket includes a support base configured to be coupled to the carriage member and a support arm rotatably coupled to the support base. The support arm is configured to rotate between a first position where the support arm extends horizontally from the support base and a second position where the support arm extends vertically from the support base.