The cars represent privately owned cars painted and lettered for the firm Aretz GmbH & Co., Krefeld, Germany. The models look as they currently do in real life (Era V). The cars have detailed, partially open frames. The side sills are u-shaped sections with cable beckets. The trucks are a Minden-Dorstfeld design. The cars have NEM close couplers in standard pocket with guide mechanism and separately applied work and brakeman's platforms. The cars have different car numbers and come individually packaged. Total length over the buffers 43.8 cm 17-1/4". DC wheel set for each car 12 x 700580.