Reliable pop-up drain with click-clack plug action — designed as a direct replacement for basin/washbasin drain valves to restore smooth opening and closing. Proven durability: tested for more than 100,000 cycles to provide long-term, consistent performance and keep your basin working as intended. Solid construction: manufactured from brass to increase durability and provide better resistance during regular use. Clear function: works as a multifunction pop-up drain valve for washbasins — seals and releases water with the familiar click-clack mechanism. Who benefits: ideal for homeowners, hotel maintenance staff, and public-facility managers who need a dependable solution to replace or repair basin drain valves. Compatibility: intended for standard washbasin setups; designed to serve typical residential, hotel, and public restroom sink installations. Practical performance: delivers consistent drainage control and reliable operation in everyday use, suitable for high-traffic environments. Use scenarios Home bathroom: replace a worn or sticky basin pop-up to restore smooth drain operation and reduce maintenance calls. Hotel rooms: standardize sink performance across rooms with a durable, tested brass pop-up valve that withstands frequent use. Public restrooms: update or repair basin drain valves in high-traffic areas to maintain functionality and reduce downtime. Specifications and function summary Product type: click-clack pop-up basin drain valve Material: brass construction for improved durability Durability: tested for over 100,000 cycles Intended application: washbasins in homes, hotels, and public facilities A practical, durable replacement that restores reliable pop-up drain operation where dependable performance is required.