Home Towing & Transportation Trailering Towing & Hitching Square Zinc Plated U-Bolt Kit (3/8”-16 x 3-1/8” x 4” x 1-3/4”) Tie Down Square Zinc Plated U-Bolt Kit (3/8”-16 x 3-1/8” x 4” x 1-3/4”) $11.49 Square Zinc Plated U-Bolt Kit (3/8”-16 x 3-1/8” x 4” 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: 3-1/8″. C: 4″. D: 1-3/4″. Square. Sold in Pair. Used for mounting brackets to trailer frame.
