Rack'em RA-13 Shelf - Bunk Bed KitRack'em RA 13 Shelf Bunk Bed Kit Features: Shelf kit includes all necessary steel parts to make 2 shelves in front of an enclosed trailer (lumber NOT included). Using customer supplied 2x4 beams and plywood shelving to make 2 very strong shelves. Kit hangs from the header at the top of the trailer wall No legs going down to the floor for mowers or equipment to hit. Fully customizable make the shelves as deep or shallow as needed. RA 13 can actually