【Sturdy Steel Construction】Made of stainless steel, these 60mm brackets have high resistance to corrosion and oxidation. The steel construction also ensures durable use and solid performance. 【Provides a Secure and Stable Hold】Designed to be installed with washers and plates through pre-drilled holes, these M6 bolt U-shaped clamps feature 2 threaded arms that hold the bolt firmly in place. 【Support and Secure Piping】The U-shaped clamps have machine threads on both arms. They are mainly used to anchor cylindrical objects such as pipes, cables, tubes, round bars or ropes. 【Specific Diameter】Thread Dimensions: Thread Size: 60mm, Inner Diameter: 30mm; Inner Height 82mm, Outer Length: 90mm; Thread Length 42mm. Ideal for a variety of piping applications. 【Easy Installation】The U-bolts come with nuts and plates and can be easily screwed in. Requires pre-drilled holes (the hole must be the same diameter as the threaded post). Note: The data is all measured manually, please allow 1-3 cm error,