Features: Crafted from Metal, this adapter promises longevity for frequent use. The TR21-4 to G1/2-14 connector is designed specifically for sodas water machines, allowing for easy connection of CO2 gas from the pressure reducing valves to the beverage equipment, ensuring smooth fluid delivery. Equipped with sealing rings to ensuring effective prevention of gas leakage during connection process. Provide high pressure resistance and sealing performances, less prone to damage, safe and more stable, especially suitable for high-pressure gas applications. Suitable for various models of sodas water machines and CO2 tanks, seamlessly integrated with most equipment for easy replacement and upgrade. Specifications: Component: Metal Length: about 4cm/1.57inch Specifications: TR21-4 to G1/2-14 Package Includes: 1pc Pressure Reducing valves Adapter 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.