Model: The cars have a close coupler mechanism. Total length over the buffers 266 mm / 10-1/2".
Prototype: German Federal Railroad (DB) express train passenger car set consisting of a type AB4ü-38 express train passenger car, 1st/2nd class, (train route Hamburg – Cologne) and a type BC4ü-39 express train through car, 2nd/3rd class, (train route Hamburg – Basle) around 1952.
You can make up a prototypical train by adding the 16032 class 03 locomotive, the 18286 express train passenger car set, and the 18486 and 18487 express train passenger cars, 3rd class.