Lippert 333956 RV and Trailer Axle Grease Seal 2200LB 1.5" ID 1.987" OD (2 pack) Lippert Components double lip grease seals form a protective barrier between the axle hub and the outside elements Double lip grease seals do a better job at keeping dirt, grime and water from infiltrating the axle grease Lippert Components double lip grease seals protect the axle hub grease from dirt and water infiltration 2 double lip grease seals per package 2,000-pound axle capacity