1/4″ MFL tail piece connector and Cornelius plug adaptor. Use these fittings together to easily change between commercial and homebrew kegs without changing fittings or cutting beer lines. Connects to a standard commercial keg coupler with a hex nut or to the end of a shank assembly. Use with a poppet valve and Cornelius keg post, allowing a disconnect to be used anywhere with this handy adapter. Cornelius adaptor 19/32″ – 18, 1/4″ Female Flare (FFL). Both stainless steel 304.