Product Details: Update your semi truck with improved wire, cable, and hose protection, with the Grote 6" Oval PVC Grommet that ensures you're Ready for the Road Ahead™. Due to its ability to neatly fit around the rim of a hole, this replacement ring is able to prevent wires from being shredded, cut, or damaged. Constructed with an easy-to-install design that doesn't require any specialized tools. FleetPride is your First Click in Heavy Duty®.