1/87th or HO scale Trailmobile 40ft. Flatbed Trailer - AT&SF (Santa Fe RR). Item is a plastic model kit and requires model building skills to complete. Includes assembly instructions decals and features real laser cut wood decking material. Parts are molded in color. Kit includes optional spare tire rack, tool box, flat or round landing pads, a variety of bulkhead options and sign board placards. Photo is for reference only and shows how item appears after assembly.