I would get a shiny new keg. https://www.amazon.com/Gallon-Home-Brew-Keg-Stainless/dp/B01HKZUQIS/ref=mp_s_a_1_1_sspa?dchild=1&keywords=homebrew+keg&qid=1594820977&sprefix=homebrew+k&sr=8-1-spons&psc=1&spLa=ZW5jcnlwdGVkUXVhbGlmaWVyPUEyWExIQVVWNUlJNVhCJmVuY3J5cHRlZElkPUEwNjQxMjc3RURXWjlGWExVRzI2JmVuY3J5cHRlZEFkSWQ9QTA4NTA4NTczNU5OSFowU1RBS1JQJndpZGdldE5hbWU9c3BfcGhvbmVfc2VhcmNoX2F0ZiZhY3Rpb249Y2xpY2tSZWRpcmVjdCZkb05vdExvZ0NsaWNrPXRydWU=