Model: All of the cars have detailed, partially open frames. The side sills include "U" shapes facing outwards. The trucks are a Minden-Dorstfeld design. The cars come with and without heat shields. Brakeman's platforms are separately applied. The cars have close coupler mechanisms. Total length over the buffers 320 mm / 12-5/8". Prototype: 4 four-axle compressed gas tank cars of different designs with and without heat shields. Privately owned cars for the firms Eva Railroad Service Provider, Inc. , Düsseldorf, and WACKER Chemical. All of the cars are used on the German Federal Railroad (DB). The cars look as they did around 1988.