Flush Button, Flush Button, Thread Diameter, Double Press Flush Button for Siamp Optima 49, Twyford

[DUAL FLUSH OPERATION]: This toilet push button features a dual flush mechanism, allowing you to choose between full or partial flush. This water-efficient design helps reduce water consumption and your electricity bills while maintaining efficient flushing. [COMPATIBLE WITH THE OPTIMA 49 FAUCET]: Specially designed for Optimas 49 faucets from Siamps, this replacement button is ideal for Twyford and Vitra monoblock tanks. Please note that this is not a universal button, but one designed for specific models. [EASY INSTALLATION]: With a diameter of 48mm, this push button is designed to fit standard 39-42mm tank holes. It simply screws onto the flush valve, making replacement quick and easy for most DIYers.[ELEGANT DESIGN]: Its silver ABS construction offers a modern and sleek look that matches various bathroom decors. Its dimensions of 87.2 x 48 mm provide comfortable pressure for users of all ages. [LONG-LASTING PERFORMANCE]: Made of high-quality ABS, this toilet push button is designed to withstand frequent use. Its durable construction ensures reliable operation, reducing frequent replacements and saving you time and money in the long run.