Home Towing & Transportation Trailering Towing & Hitching Square Zinc Plated U-Bolt Kit (3/8”-16 x 1-5/8” x 3-9/16” x 1-3/4”) Tie Down Square Zinc Plated U-Bolt Kit (3/8”-16 x 1-5/8” x 3-9/16” x 1-3/4”) $6.09 Square Zinc Plated U-Bolt Kit (3/8”-16 x 1-5/8” x 3-9/16” x 1-3/4”) quantity Add to cart Product Details Product Details Zinc Plated. Includes Flat Washers And Nyloc Nuts. A: 3/8″-16. B: 1-5/8″. C: 3-9/16″. D: 1-3/4″. Square. Sold Each. Used for mounting brackets to trailer frame.
