This cylinder adaptor from Western Enterprises is designed to seamlessly connect CGA-346 to CGA-580 gas cylinders, making it an essential component for various welding and gas applications. Crafted for reliability and efficiency, this adaptor ensures a secure and effective connection, allowing for optimal performance in your welding tasks. However, it is important to note that this product may expose users to lead, a substance recognized by the State of California as a potential cause of birth defects or reproductive harm. For further details, please refer to the relevant safety information.