1/4" Flare nut with a 1/4" barb fitting
These will fit any 1/4'' flare of the soda keg disconnects as well as any of the commercial 1/4" flare fittings. Typically used for the liquid side of a draft system.
Beer line is often 3/16'' and will fit this barb securely
Use a hose clamp when using this product
FYI- There is no reason to use a gasket or Teflon tape on a flare fitting. If your flare is leaking, something is not working properly.