Standard U-Bolt, Standard U-Bolt, Steel, Finish Black Oxide, Thread Size 3/8 In. -16, Thread Length 1 1/4 in, Inside Length 3 1/8 in, Inside Width 2 1/2 in, Pipe Size (In. ) 2 in, Characteristics ASME B 18.2. 2- ASTM A563, Grade A, Includes (2) Nuts, Package Quantity 10. This item has been restricted from sale in the following state (s): []