Samyo 304 Stainless Steel Beverage Dispenser Spigot Replacement Juice Cold Drink Wine Barrel Faucet Tap for Home and Party Use (Polished Finish) BS-02 Elegant Appearance.Good Surface technology. Widely used in the wine bottle, glass bottle, ferment bottle, beverage machine, etc. Made from 304 stainless steel. Plastic top, silocon valve and silicon gasket. Shiny Polished Finish. Oxidation resistant and corrosion resistant. Press and Hold Spring Loaded Valve. Needs 5/8 inch or 16mm diameter opening to install. Fits dispenser wall up to 1/3 inch or 10mm thick.