Union Pacific 21" Baggage Car "Promontory" Expand your Union Pacific consist with this 21" baggage car! SKU: 2027580 Dimensions: Length: 21" each Gauge: O Gauge year: 2020 rail line: Union Pacific Minimum Radius: O54 Power: Electric Manuals Find the latest manuals in our support section. Replacement Parts Buy any replacement parts in our support section. Contact Contact a service station to fix your product