Standard U-Bolt with Mounting Plate U-Bolt with Mounting Plates 304 Stainless Steel Finish Plain Thread Size 1/4 In.-20 Thread Length 3/4 in Inside Length 1 1/4 in Inside Width 9/16 in Pipe Size (In.) 1/4 in Characteristics Has Coarse Rolled Threads for Steel or Wrought Iron Pipe Sizes Includes 1 Plate and 2 Nuts Package Quantity 10