The Rochling 32” Fifth Wheel Slick Disk ensures you are Ready for the Road Ahead , with its easy attachment to your trailer, which eliminates the need and cost of steam cleaning the tractor chassis. This heavy duty slick disk can also help you lower operating costs while acquiring more consistent and safer trailing. The Rochling slick disk installs easily and is designed with no need for a ring (ring not included). FleetPride is your First Click in Heavy Duty .