1.Adaptability: This toilet flush valve can fit TO TO 3 inch 1 piece toilet flush tanks. It should be noted that it is not compatible with 2 piece toilets, please double check your toilet model and size information before placing an order 2.Sturdy Material: The flush valve is made of durable plastic, which can withstand the erosion of water in the toilet tank and is not easily corroded or warped, providing you with a stable performance 3.Resolve Concerns: When your toilet makes strange noises, slowly refills or the water level is unstable, unable to flush, leaks, etc., it means that your flush valve may need to be replaced. This 3 inch 1 piece flush valve can solve these problems for you 4.: This toilet flush valve which is suitable for To To 3-inch flush holes one piece toilets, is easy to install and maintain. Simply remove the old valve and reinstall it to restore the function of your toilet Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours Hope you have a pleasant shopping experience!