Seamless Integration & Durability: The High-Quality Solid Brass Structure Of Our Co2 Quick Adapter Ensures A Secure Fit On Your Soda Maker, Resisting Corrosion And Oxidation For Extended Use. Threaded Interface Cga320: Our Adapter Features A Reliable Threaded Interface, Perfectly Compatible With Tr21-4 Male Thread, Facilitating A Tight Seal Without Gas Leakage. Safe & Rust Prevention: Crafted From Premium Brass, This Adapter Offers Superior Safety, Preventing Rust And Ensuring Long-Term Performance. Easy Installation: Designed For Effortless Setup, The Adapter Boasts Simple Installation, Making It A Convenient Choice For Both Beginners And Seasoned Users. Polishing Treatment & Good Sealing: Surface Polishing Treatment Enhances The Adapter's Aesthetics While Ensuring An Excellent Seal, Guaranteeing No Gas Escapes During Operation. Imagine a world where creating refreshing sparkling water is as effortless as pressing a button. With our premium brass CO2 quick adapter, you can turn that vision into reality. Designed to withstand the test of time, this adapter features corrosion resistance and oxidation prevention, making it an ideal companion for your DUO, Terra, or Art soda machines. Say goodbye to complicated setups; our adapter is a breeze to install, allowing you to enjoy bubbly beverages anytime, anywhere.