Features: Enhances your inflation efficiency with the TR213 Inflation Valves, designed to fit threaded connections for sealing and safety. Crafted from high quality aluminum, this valve is corrosion resistant, ensuring long lasting performance and easy installation and removal. Suitable for automotive repair technicians, enthusiasts, and vehicle owners who prefer self maintenance. Perfect for use in inflating car tires, routine maintenance at repair shops, and upkeep in home garages. Essential accessory for soda makers or kitchen appliance setups, providing reliable performance every time. Specifications: Component: Aluminum Type: CGA320/W21.8-14 How to use: 1. Screw the adapter to the commercial CO2 cylinder. 2. Screw the empty soda bottle into the adapter. 3. Open the valve of the large gas cylinder. 4. After about 15-20 seconds, the cylinder is completely filled. 5. Close the valve of the large gas cylinder. 6. Open the exhaust screw to discharge the residual gas. 7. Check the inflatable connector. - Done Package Includes: 1 Pc CO2 Filling Adapter Note: 1. Please allow 1-2 cm errors due to manual measurement, making sure that you do not mind before ordering. 2. Due to the differences between different monitors, the picture may not reflect the actual color of the item.