Safely transport fifth wheel payloads from one destination to the next, with the Jost Fifth Wheel Steel Throat and Jaw Lock Kit that ensures you're Ready for the Road Ahead™. This replacement kit provides additional cushioning and shock absorption, to reduce stress on the fifth wheel while providing a smoother ride. Crafted with a high strength rust and corrosion-resistant alloy to maintain performance and longevity. FleetPride is your First Click in Heavy Duty®.