This listing is for Lubrimatic Marine and Trailer Wheel Bearing Grease. Possibly the most common and popular wheel bearing grease available. Lubrimatic Marine Grease is proven to perform with all trailer wheel bearing applications. We have this Tub available for the purposes of easily hand packing your trailers wheel bearings before installing. In addition, this grease can be used in many other marine and daily applications. Specifically formulated compounds provide a unique protective force against salt water, salty air, and other harmful chemicals. This is a Calcium Sulfonate Grease. It is crucial not to mix grease bases when maintaining your wheel bearings or other mechanical equipment. This Lubrimatic grease is the same grease that is included in our Pre Packed trailer hubs.