The Jost Landing Gear Leg is the perfect solution for semi-truck and trailer needs. This landing gear leg provides stability and is corrosion-resistant to prevent rust, moisture and salt. The internal gearbox is completely filled with premium all-weather lubricant and the elevating screw is encased in a grease tube. The landing gear legs are completely sealed and the austempered ductile iron gears provide superior strength and durability. FleetPride is your First Click in Heavy Duty®.