Southern Pacific Scale Double-door Round-Roof Boxcar #166052 Round-Roof BoxcarIn the early 1930s, Pennsylvania developed a new round roof style of boxcar that allowed for a taller 10’ inner height and increased overall loading volume. By the end of the decade the efficient round roof design was adopted by the ARA and utilized on other railroads. SKU: 6-17767 Dimensions: Length: 11 1/4" Gauge: O Gauge price: 79.99 year: 2013 rail line: Southern Pacific Minimum Radius: O31 Scale: Scale Catalog Year: 2013 Road Number: 166052 Die-cast metal sprung trucks and operating couplers Hidden uncoupling tabs Single and double-door versions available Separately applied metal underframe details 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