2.44" For Dexter Dust Cap Zinc Steel Rustproof W/ Integrated Plug

Premium Zinc-Plated Steel Construction: Made Of Durable Iron For Long-Lasting Use. The Sturdy Housing Protects Wheel Bearings From Water, Dirt, Debris, And Corrosion. All-Weather Protection For Your Trailer Hubs: Creates A Tight Seal To Keep Grease In And Contaminants Out, Extending The Life Of Your Trailer Wheel Bearings And Preventing Costly Repairs.