Trailer Hub Kit - Tapered Spindle - 6x5.5" Stud - 1,750lb CapacityProduct DescriptionThese hubs come fully assembled with pregreased bearings, which cuts down on the mess and makes final installation on to the axle much easier. Includes dust cap, cotter pin and lug nuts.Features:6 stud x 5-1/2" bolt circle diameter1-3/8" tapered to 1-1/16" shaft1,750lb Capacity6-3/4" wheel flange diameter16" maximum wheel size1.98" hub inner diameterWARNING: 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 defects or other reproductive harm, and CADMIUM which is known to the State of California to cause cancer or other reproductive harm. For more information go to P65Warnings.ca.gov.