Bowser ready-to-run 70-Ton Offset Hoppers are based on typical cars used across the continent for hauling coal and aggregates. Layout-ready cars feature accurate decoration, molded details, free-rolling trucks with metal wheels and magnetic knuckle couplers. The 70-Ton Offset Hopper is a great addition to your transition or classic diesel-era car fleet.WARNING: This product can expose you to chemicals including STYRENE, which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov