This is an MRC 0001804 HO DCC Sound & Control Decoder For Athearn MP15

Metal frame and brake wheel

Here is an MTH 30-75272 O Caterpillar 4-Bay Cylindrical Hopper Car

The Trainz SKU for this item is P12190826

Marklin 37255 HO Scale Serie 422200 Electric Locomotive ProductID_12100892 This is an MRC 0001804SNCB BB 422 200 Electric Locomotive. Prototype: French State Railways (SNCF) class BB 422 200 general purpose locomotive. Assigned to the freight service area (FRET). Dual system locomotive. Model: Locomotive comes with a digital decoder, controlled high efficiency propulsion, and a sound effects generator. 2 axles powered. 4 traction tires. Headlights will work in conventional operation and can be controlled digitally. Sound effect of a whistle as