https://www.fluidmaster.com/shop/product/523a-009-t4-universal-2-3-super-flapper/ This universal design is built to adjust and work with most toilets and brands using 2-piece toilets and 2 in. or 3 in. toilet flush valves. Best for use in 1.28, 1.6 and 3.5 GPF toilets. This Super Flapper from Fluidmaster can be converted into a 2 in. toilet flapper or a 3 in. toilet flapper with just a few simple adjustments. * Universal fit for most toilets * Easy to Install * Fits Both 2” and 3” Flush Valves * Replaces Small 2” Flappers * Replaces Large 3” Flappers * Adjusts to set water use per flush and saves water * 10 year warranty #fluidmaster #toiletrepair #plumbing