Give your customers the confidence of saving water by using a Fluidmaster PRO48K-051 toilet repair kit. Made of durable ABS plastic and corrosion-resistant materials, the PRO48K-051 kit is built to last in any water condition. This flush valve also features an adjustable flapper which can be adjusted for optimal water volume as well as a telescoping overflow tube to eliminate the need for any cutting. The PRO48K-051 kit includes solid stainless-steel bolts, washers, nuts, and a tank-to-bowl gasket to give you everything you need for a successful installation on any 3 in. flush valve toilet.