This 6 Bolt Hot-Dipped Galvanized Hub kit will include your hubs, bearings, seals, and a cotter pin. Fits 5,200 - 6,000 pound trailer axles, to know for sure if this hub is the right fit for your axle you would want to check your current bearings and make sure they match up with the bearings in this listing. - Hot-dipped galvanized to stop rust. - Bolt pattern is 6 on 5.5" - Races are pre-installed - Fits 5,200-6,000 lb. Axles - Rated to 2,600 lbs. each or 5,200 lbs. for the Pair Includes: - (1) Hot Dip Galvanized Hubs - (1) Inner bearings - (1) Outer bearings - (2) Grease seals - two different sizes - we include both possible sizes for your convenience - (1) Cotter keys