This Beverage Dispenser Replacement Spigot Needs 5/8 inch or 16mm diameter opening to install. Fits dispenser wall up to 11/16 inch or 17mm thick. Made from 304 stainless steel,no lead included in the material, durable and corrosive-resistant, good for health and with a long life with proper appliance. It's a good dispenser for tea, wine, water, juices, drinks and cocktails. Widely used in the wine bottle, glass bottle, ferment bottle, beverage machine etc. Elegant appearance and shiny polished finish,oxidation resistant and no limescale. Wash before use. If necessary, use 3/4 inch wrench for the nut, do not over-tighten. Rinse thoroughly by clean water with handle in partial open position (45 degree turn) after the usage. If used for sugary drink, we suggest removing the spigot from the dispenser and clean thoroughly. Specifications: Needs 5/8 inch or 16mm diameter opening to install. Fits dispenser wall up to 11/16 inch or 16mm thick. Material: 304 Stainless steel Thread Pitch: 1.5mm Color: Silver Weight: Approx 4.6 ounces. Package Includes: 1 x Drink Dispenser Spigot/Faucet 1 x Screw Nut 2 x Metal Gasket 2 x Silicone Gasket