2x Toilet Flush Valve Gaskets Toilet Tank Gaskets for Siamp Optima 49 50
2x Toilet Flush Valve Gaskets. Suitable For Optima 49 and Optima 50. 【Compatibility】: Specifically designed to fit Optima 49 and 50 flush valves, ensuring an ideal match for these models. We'd like to settle any problem in a friendly manner.