Designed for N Fleischmann Tracks. Includes I-Track components: frames, base boards, base boards with hidden station, double-track Rondela helix, track bed, ramps, railway embankments, tablet holders and switch holders. Detailed assembly instructions included. Designed for Fleischmann N tracks. Includes a list of tracks and all required parts. Tracks, buildings, trains and electronics are not included in the delivery. Tracks can be ordered according to the enclosed list.