Replacement basin waste spring designed for clickclack popup drains. Durable construction and precise sizing make it a reliable part for most standard basin wastes. Key benefits Durable, longlasting performance: Solid brass construction with thick plating resists corrosion and wear for extended service life. Tested reliability: Mechanism tested over 100,000 cycles to ensure consistent function and a dependable click each time you open or close the drain. Smooth, simple operation: Easyup clickclack design with a springloaded core delivers a positive, satisfying click and smooth control of water flow. Broad compatibility: Works with most standard basin waste assemblies, so you can a worn spring without replacing the entire waste. Features and specifications Material: Brass with thick plating for corrosion resistance and durability. Mechanism: Clickclack (pushtoopen / pushtoclose) springloaded core. thread: M8 (approximately 7.6 mm). Bottom thread: Approximately 15.5 mm. Open length: Approximately 58.3 mm. Closed height: Approximately 28 mm. Performance test: Cycletested over 100,000 operations for consistent function. Installation and fit notes Designed as a direct replacement spring for clickclack basin wastes; confirm thread sizes ( M8 ≈ 7.6 mm, bottom ≈ 15.5 mm) and overall length (open ≈ 58.3 mm, closed ≈ 28 mm) before ordering to ensure a correct fit. Simple swap for common basin waste assemblies; use basic tools and standard plumbing access under the sink. Practical use scenarios Home bathroom sink : a worn or noisy clickclack spring to restore smooth open/close action without replacing the entire waste assembly. Rental or property maintenance: Keep on hand for quick, costeffective repairs in rental units or apartments where standard basin wastes are fitted. Commercial or light hospitality use: Restore reliable operation in guest bathrooms where frequent use wears springs faster than other components. What it solves Eliminates sticking, weak, or noisy clickclack action caused by worn springs. Restores reliable water flow control and tactile feedback without full waste replacement. Provides a corrosionresistant option that maintains function in humid bathroom environments. Compatible with most standard basin wastes when thread and length measurements match the original part.