Panduit CMW-KIT Waterfall Kit for Ladder Rack, Black Waterfall accessories provide bend radius control in both vertical and horizontal directions when transferring cables from standard ladder rack Installs easily to the rung or stringer of the ladder rack with PLT series cable ties, provided in every package A modular solution allows user to conform waterfall components to satisfy various requirements Manufactured from a material that meets UL94V-0 requirements Glass filled flame retardant nylon 6.6