Festoon System Kit, Compatible Cable Type Flat, Included Components Bumper Stops, Clamps, Hardware, Trolleys, Wire Rope, Maximum Track Length 23 ft, Maximum Travel Distance 20 ft, Maximum Trolley Capacity 15 lb, Minimum Cable/Hose Required 15 ft, Minimum Track Length 14 ft, Number of Trolleys Included 2, Track Type Wire Rope, Trolley Wheel Diameter 0.5 in, Trolley Wheel Material Nylon, Minimum Compatible Flat Cable Height 0.65 in, Maximum Compatible Flat Cable Height 0.65 in