Standard U-Bolt Standard U-Bolt Steel Finish Hot Dipped Galvanized Thread Size 1/2 In.-13 Thread Length 2 in Inside Length 10 3/8 in Inside Width 8 3/4 in Pipe Size (In.) 8 in Characteristics ASME B18.2.2- ASTM A563 Grade A Includes (2) Nuts Package Quantity 5