SILVER Fully assembled and ready-to-install, M.T.H. RailKing RealTrax bridges are a great way to expand your O Gauge model railroad. Fully painted and compatible with any O Gauge track system, including Lionel FasTrack(c), RealTrax bridges look great and are sturdy enough for even the heaviest of trains. Features Intricately Detailed ABS Construction Fully Assembled Fully Painted Operating Blinking Light Compatible With All 'O' Track Systems Unit Measures:32" x 7 3/16" x 14 Please Note: Locomotive is Not Included. WARNING: CHOKING HAZARD - SMALL PARTS! NOT INTENDED FOR CHILDREN UNDER 3.