Stainless steel material The U-shaped bolts are made of high quality stainless steel, with high hardness, rust resistance, corrosion resistance, no deformation and durability. < p> Wide application U-shaped bolts are suitable for automobiles, households, industries, ships, pipelines, gardens, construction and other applications. You can use U-bolts to repair bikes, pipes, and shop equipment. You can also use U-bolts to tow cars or ships. Easy to install U-bolts come with a full set of accessories, including U-bolts, washer baffles, nuts and washers. You can directly attach the U screw to the metal or wooden pipe that needs to be fixed, without additional tools, simple and quick. M6 Clamp Bolts You will get 4 sets of M6 Clamp Bolts d '6mm thick, 80mm long, 50mm inner distance and 40mm thread length. Strong bearing capacity U-shaped bolts have clear threads, strong clamping force and strong bearing capacity. They are used to fix pipes with an outer diameter of less than 50 mm. Each of our products offers comprehensive after-sales service. Please if you have any questions. Note: The data is all manually measured, please allow 1-3cm error, due to the difference in light and display, there will be some difference of color, the actual object received shall prevail.