Festoon System Kit, Stretch Wire Type, Overall Length (Ft.) 40, Max. Travel Distance (Ft.) 40, Small Round Cable Type, For use with 1/4" wire rope system, Trolley Capacity (Lbs.) 13, Number of Trolleys 6, For straight or horizontal travel, Will accommodate small round cable, .39" to .65" (not included), Suitable for indoor/outdoor use. Support electric cables that provide power and/or control to hoises and other moving equipment. KH's pre-engineered Stretch Wire Festoon Systems includes all essential components to get started. No specialized tools are required for installation.