Bearing Buddy Wheel Bearing Protectors provide protection against damage from water and dirt entering the wheel bearings and make lubricating bearings a snap. Wheel Bearing Protector model number 2328 features chrome plated steel construction. The 2328 chrome plated bearing protector is compatible with a 2.328 in. (59.13 mm) hub bore. Use with hubs with Outer Bearing Cone: LM-67048 (hub not counterbored) and Outer Bearing Cup (race): LM-67010. The Wheel Bearing Protector weighs 1.2 lbs.