The Stemco Bolt-On Wheel Hub Cap is the perfect solution for protecting your wheel ends from the elements. This hub cap is made from strong aluminum casting and advanced window material for superior protection against corrosion and rusting. It is equipped with a distinct red rubber plug making it easy to differentiate from lower quality competitors. The hubcap glass material is designed to withstand higher heat temperatures before discoloring or deforming. Installation and removal is easy and requires no special tools. FleetPride is your First Click in Heavy Duty®.