Start or expand your modern coal trains with these rotary dump gondola cars! All cars feature never-before-run road numbers. Brand new paint schemes are available in 2 packs which include a double-rotary car with rotary couplers at each end. Four packs all match previously released paint schemes and include a single working rotary coupler on each car. Die-cast metal sprung trucks and operating couplers Removable plastic coal loads Min Curve O31 Product Length 11.75"