Prototype: 3 type K Wuppertal (15 metric ton load weight) gondolas with hinged roof hatches, handbrakes, and brakeman's cabs. The cars look as they did in Era II around 1931.
Model: The 3 hinged roof hatches cars have brakeman's cabs. The hinged roof hatches can be opened. All of the cars have black nickel-plated spoked wheels. Total length over the buffers 103 mm / 4-1/16".