the model will feature two different sized wheels

Here we have a Bachmann 62305 HO Scale Great Northern GP30 Diesel Locomotive with DCC #3003

This is an MTH 20-2694-1 Chicago

This is a true-to-life replica

Model Number: 14500330

LGB 45170 FRR Double Drum Cars ProductID_11387108 the model will feature twoHere are LGB 45170 FRR Double Drum Cars. These flatcars feature plastic trucks, latch couplers and plastic wheels and metal axles. Condition: Factory New (C 9) Operational Status: Functional Original Box: Yes (P 9) Manufacturer: LGB Model Number: 45170 Road Name: **** No Road Name Scale Era: G Scale Model Type: Freight Cars The Trainz SKU for this item is P11391121. Trainz Product Id: 11391121