High-quality material: The U-clamp is made of 304 stainless steel, which is durable and not easy to deform or break, rust-proof, corrosion-resistant. With its high-quality materials, it has a long service life even in harsh environments. Universal Size: 30pcs M20 U-clamp, suitable for 20mm diameter tubes, mounting hole diameter: 6mm, width: 18mm, thickness: 0.6mm. Reinforcing rib design: The middle part is protruding and larger load-bearing, so that the pipe clamp is not easily deformed during use. The U-type pipe clamp can be adjusted to the thickness of the pipe for quick installation and reuse. Easy Installation: Just fix the tube into the U-shaped groove of the mounting clamp, mark the screw holes, drill holes and tighten the screws. No additional steps required. Friendly to new users. Wide range of applications: U-shaped clamps widely used in water supply, fire protection, heating systems, gas, petrochemical, ships, automation and other pipeline installation projects. Ease of