[Quick install]: This drink changer plug requires a 16mm diameter opening for installation. [Wide range of uses]: The blender is ideal for dispensing tea, wine, water, juice and other drinks. [Perfect structure]: Stainless steel housing is used in beverage dispensers with filter screen to filter tea leaves and other large particles in beverages; valves easy to rotate 90 degrees (quarter turn). [Precautions]: Please wash before using. Do not over-tighten after each use, clean well and keep open. This sleeve fits 5/8 “or 16mm diameter openings and accommodates 1” holes. quarter circle stainless steel balls, lock, no drops, no more confusion Specification: Material: Stainless steel Size: as shown Color: silver Package includes: 1 x drink dispenser tap / tap