A combination of the valve flange and butterfly valve kits. Includes all parts required to attach a drain valve to any of our tanks. Includes: 2" 6-Bolt SS Flange Fitting, Gasket, 2-2" Tri-Clamps, 2-2" Tri-Clamp Gaskets, 2" Butterfly Valve, 2" Tri-Clamp Blank, 2 Bolts and Washers, and hex wrench.