Prototype: 6 different type Zs 2-axle tank cars. Privately owned cars painted and lettered for the firm VTG. Inc.. Hamburg. registered in Germany. Brakeman's platforms and end ladders included on the cars. Model: The cars have separately applied brakeman's platforms and end ladders catwalks. All of the cars have a representation of repaired areas. All of the cars have different car numbers and are individually packaged and marked. There is also a master package. Length over the buffers 10 cm / 3-15/16.DC wheel set E700270.