Model: Both upper decks can be lowered at the ends of the cars. Permanent coupling between the car halves. The cars come loaded with 8 automobile models of the period. The automobile modes are made mostly of metal with detailed interiors and hoods that can be opened. Minimum radius required for operation 1,020 mm / 40-3/16". Total length over the buffers 64.5 cm / 25-3/8".