31" Diameter Curved Track SKU: 6-65501 Dimensions: Length: 10 5/8" Gauge: O Gauge price: 3.49 year: 0 rail line: None Minimum Radius: None Catalog Year: 2013 Road Number: None 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