For use with Eliminator torsion axles that use removable spindles with Super Lube. The Super Lube system provides for greater extended bearing life by thoroughly distributing grease throughout the hub cavity and eliminates the need to disassemble the hubs and repacking the wheel bearings. Bearing size: 1 3/8" x 1 1/16". Capacity: 1,750 lbs. *Includes castle nut, flat washer and cotter pin