The Webb 3/4"-16 Serrated Stud Steel/Aluminum Outboard Wheel Hub is ideal for use in outboard wheel hubs. It is designed to provide superior strength and durability. This stud is constructed from high strength steel and aluminum and features a precise contact angle that results in a very compact unit. It is maintenance free and greased for life, and can accommodate both axial and radial loads. It also features a pre set clearance or preload, providing the units with the required stiffness to accommodate tilting forces under specified loading conditions. FleetPride is your First Click in Heavy Duty®.