U-Bolt, Round Bend, Steel, Finish Hot Dipped Galvanized, Thread Size 1/4 In.-20, Thread Length 1 3/8 in, Inside Length 3 1/4 in, Inside Width 2 in, Pipe Size (In.) 1 1/2 in, Characteristics ASME B18.2.2- ASTM A563 Grade A, Includes (2) Nuts, Package Quantity 230