WCRC Centerbeam Flatcar #7540 Expand your model train consist with this Standard O Centerbeam Flatcar! SKU: 2343102 Dimensions: Length: 13 1/2" Gauge: O Gauge year: 2023 rail line: Washington Central Minimum Radius: O31 Road Number: 7540 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