Description: Easy to Install: This toilet water tank button is easy to disassemble and install, measure the diameter of the button hole, and the height between the button hole and the drain switch, and crop according to mark, install the button Durable Material: Our toilet dual flushs button is made of high quality ABS, thick plating and durability for long time use. Adjustable Bar Design: The torsion bar of flushing toilet button is adjustable, can be shortened by yourself according to your needs, which is convenient to adjust. Fine Workmanship: Using multi layer electroplating process, Toilet dual push flush with high brightness and smooth surface, durable to use. Dual Push: Toilet tank button dual push flushing toilet button can saving water effectively. Size Chart: Small:Hole Diameter: 3.8cm/1.50inch Button Diameter:4.8cm/1.89inch Medium:Hole Diameter: 4.8cm/1.89inch Button Diameter:6cm/2.36inch Large:Hole Diameter: 5.8cm/2.28inch Button Diameter:7.1cm/2.80inch Package Includes: 1 Toilet Button(2 Pack) Note: Please allow slightly errors due to manual measurement and different monitors.