The high-quality flush button is made of high-quality ABS material, the button surface is chrome-plated, advanced and rich in texture, ideal for humid environments, not easy to corrode aging, resistant to wear and long service life. The double button toilet replacement flush button is designed for easy operation, the surface of the toilet is chrome plated, the design is very textured and beautiful and generous. The universal application toilet button is suitable for most flush toilets on the market. The outer diameter of the knob is 50mm/1.97in, the thread of the knob is 38mm/1.5in, and the inner diameter of the ceramic inlet hole is 38 - 50mm / 1.5 - 1.97 inches. Please check the toilet lid hole size carefully before purchasing Easy to install The adjustable flush button installation steps are very convenient. There is no need to drill holes or other tools, just open the toilet lid, remove the old button, put in the new double toilet button, tighten it and remove it. 'use. Dimensional specifications The material of the flush button is ABS; The shape is circular; The type is double button design; Bolt Shank Length: 100mm (bolt shank can be cut).