1Complete Kit: The bearings kit includes inner bearings of 2 cone l68149, 2 cup l68110, outer bearings of 2 cone lm12749, 2 cup lm12710, and 2 seals for easy installation. 2Sturdy Material: Made of alloy and rubber material, this wheel bearing kit ensures wear resistant and oxidation resistant performance, providing long lasting use in harsh environments. 3Enhanced Efficiency: The hub bearings kit is ideal for replacing old trailer hub bearings to reduce friction, minimize resisting force, and improve vehicle performance. 4Long Lasting Support: The trailer axle bearing kit provides excellent support for the spindle, lowering hub friction and enhancing overall driving performance and experience. 5Versatile Use: The boat trailer wheel hub bearing kit is suitable for 1-1/16in trailer axle wheel hub for versatile use in various trailer applications, meeting various mounting needs.