This is an N Scale Plate Girder Bridge from Atlas. FEATURES: Designed for use with N scale Atlas railroad layouts or dioramas. Flat black plastic bridge with sides. Bridge track is already installed in the center of the bridge (all that has to be done is to connect the bridge to N Scale tracks). INCLUDES: One Plate Girder Bridge SPECS: Scale: N Length: 5" Width: 1-1/2" Height: 5/8" COMMENTS: Railroad layout tracks are not included (only the one in the center of the bridge). Keep this product safely out of reach of small children. feb9/95sk ir/le san 8/30/01