Prototype: Ten (10) German Federal Railroad (DB) four-axle type Erz Id hopper cars from the OOtz 44 design. Version with very low upper bodies and brakeman's platforms. Some still lettered Brit.-US Zone (three (3) cars). Used to transport iron ore. Standard design welded pressed sheet metal trucks, with girders welded in place as reinforcement. The cars look as they did around 1952. Model: The hopper cars have detailed construction with different car numbers. All of the cars have brakeman's platforms and a set wheel at the end. The hopper cars have load inserts of real scale-sized iron ore. All of the cars are individually packaged. Length over the buffers per car 64 mm / 2-1/2.