U-Bolt, Round Bend, Steel, Finish Hot Dipped Galvanized, Thread Size 3/8 In.-16, Thread Length 1 1/4 in, Inside Length 4 1/8 in, Inside Width 3 1/2 in, Pipe Size (In.) 3 in, Characteristics ASME B18.2.2- ASTM A563 Grade A, Includes (2) Nuts, Package Quantity 80