Prototype: Three AAE Cargo. Inc. type Sgns four-axle container flat cars. Loaded with two each coop® refrigerated containers. The cars and containers look as they did around 2017. Model: The cars have type Y 25 trucks. The prototypically partially open flat car floors are constructed of metal with striking fish belly style side sills. The cars are loaded with two each removable refrigerated containers. Length over the buffers approximately 68 cm / 26-3/4.DC wheel set E700580.