Description:Made of durable material, not easy to rust and corrode.To get better applications, professional installation is highly recommended.Easy to install and provide protection for your bearing, you can monitor the grease lever anytime by simply taking the cap off.Fit for wheels with a diameter of 51mm / 1.98"Fit for Trucks, pickups, trailers, RVs or fishing boats, sailboats, etc.Specification:Material: MetalColor: Silver ToneOuter Diameter: 51mm / 1.98"Inner Diameter: 49mm / 1.93"Dust Cover Size: 30x51mm / 1.18"x1.98"(H*D)Package Include:4 x Dust Cap Cup Grease Cover.
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