4PK E-Z Lube Grease Seals Trailer Hub 1.719 X 2.565 For 3500 Lbs Axle

Specification:Material: Rubber, Steel construction, Double lip designSize: ID 1.719 x OD 2.565 x W 0.500Wheel oil seals prevent dirt, debris and outdoor elements from intruding into the axle hubs of your RV and trailer, and limit lubricant leakage. 【Function】: Isolate the transmission parts that need lubrication from the external components, providing protective barrier to prevent the leakage of lubricant. 【Material】: Rubber, steel construction, double lip design has better sealing performance. 【Size】：1.719 x 2.565 x 0.500(ID*OD*W) 【Compatibility】：Used for 3500LB trailer axle.