With the max speed adjustment set at the maximum speed you want the train to go

Trainz Product Id: 11523685

This is MTH 81-72011 HO PRR 70t Mill Gondola

It measures approximately 4-3/8 inches long

Trainz Product Id: 11983058

Trainworx Inc 262218 N Sacremento Northern Steel Gondola #4017 ProductID_11975367 With the max speed adjustmentThis is a Trainworx Inc 262218 N Sacremento Northern Steel Gondola #4017 . Features includes 46', 70 ton, all steel, drop bottom, general service gondola. Black car with yellow print equipped with Micro trains Couplers and Trucks. Condition: Factory New (C 9) Operational Status: Functional Original Box: Yes (P 9) Manufacturer: Trainworx Inc. Model Number: 2622 18 Road Name: Sacramento Northern (SN) MSRP: $26. 95 Scale Era: N Scale Model Type: Freight