The Spindle Seal Kit eliminates excessive grease leakage caused by rough sealing surfaces that will quickly destroy any seal. With the Spindle Seal kit, a high-quality neoprene seals ride on a smooth stainless steel surface constantly greased by the action of the Bearing Buddy, prolonging the life of the seals. For use with Inner Bearing Cone: LM48548 and L68149. Seal Diameter: 2.56". Bearing Buddy model no. 1980, 1968 and 2562.