C.E. Smith Trailer Hub Kit Package 1-1/16" Stud 5 x 4-1/2 [13311]Hub Kits come complete and ready to install on your axel. Simply remove your old hub and replace with this pre assembled and pre greased hub. Comes with dust cap, cotter pin and wheel nuts. Spindle: 1 1 16" Bolt Cir: 5 x 4. 5 Cap: 1350 Flange O. D.: 6 1 2" Max Wheel: 14" Hub I. D.: 1. 98" WARNING: This product can expose you to chemicals including di(2 ethylhexyl)phthalate (dehp),LEAD which are known to the State of California to cause cancer, birth