1High Compatibility: Double lip grease seals is fit for Dexter 01001900, for Transcom 171255TB, for National 473336, for NOK AD2548EO, for GS2250DL. 2Reliable Construction: The seals are constructed from mild steel, known for its excellent hardness, wear resistance. With a reasonable level of elasticity, these seals can perform well under prolonged high load conditions. 3Effective Protection: The grease seals provide a protective barrier between the axle hub lubricating grease and external components. This prevents grease leakage and contamination, ensuring that the lubricant remains in place and functions optimally. 4Dependable Performance: With their high strength construction and effective sealing capabilities, the grease seals deliver dependable performance, ensuring smooth and efficient operation of your axle. 5Easy Installation: Installing the double lip grease seals is a straightforward process. They are designed to be easily installed onto the axle hub, requiring minimal effort and time. 10 xDoubleLipGreaseSeals