General description Graphskill standard U-Bolt M16 x 123 mm Thread, designed for outdoor applications with enhanced protection due to its galvanised finish. This U-Bolt features a duller finish than BZP, providing a thicker zinc coating for improved durability. Technical specifications Inside Diameter: 245 mm Inside Height: 322 mm Leg Centers: 261 mm Leg Length: 200 mm Material: Galvanised Pipe Nominal Bore: Suggested Pipe OD: 243 mm Thread Length: 123 mm Thread Size: M16 Manufacturing Tolerances: +/- 1 mm Threading: Roll threaded, diameter of the bar is usually less than the thread size Other information Includes two nuts per leg If using your own nuts on galvanised products, ensure they are tapped oversize to accommodate the galvanised layer