Features: Made of high-quality ABS and nylon straps, it is sturdy and durable. The gas cylinder holder is suitable for hospitals, laboratories, factories, schools, etc. The simple design of the cylinder holder is easy to install, and the buckle strap is adjustable. Cylinder straps are used to secure the cylinders to the stand, preventing them from falling or moving. Package includes: 1x ABS cylinder, 2x expansion screws, 1x nylon strap. Package Includes: 1x Gas Cylinder Holder 2x Expansion Screws 1x Nylon Strap Specifications: Material: Plastic Color: Yellow/ for Grey/ Blue Size: Approx. 232x65mm/9.13x2.56inch Long Side Hole Spacing: Approx. 208mm/8.19inch Short Side Hole Spacing: Approx. 35mm/1.38inch note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.