Features: Refuse to get stuck: The toilet flush button uses 304 steel spring which is not weak after 100,000 press tests. The button part is made of engineering ABS plastic, which is strong and durable. Won't leak, won't get stuck Easy to install: The flush toilet is very easy to install. Just wind it by hand. No other tools needed. Save time and energy. Beautiful appearance: Ancable toilet push button flush surface chrome plating process, which is highly textured and can prevent corrosion damage Resource saving: you can choose half-flush or full flush according to the situation, saving resources and money Specification: Material: ABS Color: Silver Aperture Range: 38-49mm Package Content: 1x Button Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.2. Please allow slight manual measurement deviation for the data.