Robust construction: Made of high-quality ABS material, this gas cylinder clamp has improved durability. It features longer nylon straps, making it versatile for securing gas cylinders with a diameter ranging from 4 inches to 16 inches (4L-8L). Adjustable comfort: Equipped with an adjustable metal clamp, this allows you to customize the strap length according to your specific needs, ensuring a tight and secure fit for your gas tanks, preventing movement or falling. Versatile use: Ideal for various environments, including hospitals, laboratories, and factories. This gas cylinder clamp is also perfect for mobile applications such as OTG and car air humidifiers, increasing its usability. Note: Color differences do not affect functionality; please do not mind them, thank you! Color: A: Red Material: Plastic Packaging contents: 2 * Propane cylinder clamp 4 * Mounting screws Only the above items are included; other products are not part of the package. Note: Lighting reflection and different screens may cause slight color differences between the product in the image and the actual item. The allowable measurement error is +/- 1-3 cm.