Presentation of the model:
In 1975, an order for 100 4-axle sliding-wall wagons was placed by the Swiss company Wagon AG.
The company retained the 4-part sliding-wall door system, they took the basis of the model by strengthening various parts to make it more reliable than the previous wagons.
Model train manufacturer Hobbytrain offers a selection of sliding wall wagons in N: 1/160th scale.