Amazon.com : CE Smith Trailer 13511 Trailer Hub Kit with 5 x 4 1/2 Stud, Tapered 1 3/8" to 1 1/16"- Replacement Parts and Accessories for Your Ski Boat, Fishing Boat or
Trailer Hub Kit Tapered Spindle, 6x5.5" Stud 1750 Lb Capacity – CE Smith Online Store