Product InformationTwo keys toilet water tank made of ABS materials, chrome plated, corrosion resistant, durable and strong, non-toxic and harmless. With 2 set, suitable for replacing aging components. Product advantages: the flush button is 82 x 44 mm, has a glossy and shiny surface, is suitable for the humid bathroom environment and is resistant to acid and alkaline corrosion. The WC flush button can choose between a semi-flush and a full flush. And the double flushing mechanism can help you save water.Scope of application: The rectangular toilet components are suitable for holes with a length of 66-80mm and a width of 34-41mm. Bitte berprfen Sie vor der Bestellung die Gre Ihres Toilettendeckchs.Easy installation All parts are easy to install - Water saving function with dual flush, compatible with most dual flush toilet flushing systems . Equipped with two 10cm long screws, which can be cut as needed to fit toilets of different heights.Easy to UseDouble toilet flush button simple structure and is not easy to damage. Easy disassembly and installation, just screw on by hand and rinse well. If you have any questions, do not hesitate to contact us. We will have a professional team to solve the problem for you. Note: The data are all manual measurement, please allow 1-3cm error, due to the light and display difference , there will be some color difference, depending on the physical item received.