C.E. Smith Hub Kit Package 1-1/16" Stud 4 x 4 Trailer. Simply remove your old hub and replace with this pre assembled and pre greased hub. Comes with dust cap cotter pin and wheel nuts. Specifications for C.E. Smith Trailer Hub Kit Package 1-1/16" Stud 4 x 4: Manufacturer: C.E. Smith Color: Silver Package Contents: C.E. Smith Trailer Hub Kit Package 1-1/16" Stud 4 x 4 C.E. Smith 13109: Hub Kit Package 1-1/16" Stud 4 x 4 Trailer