Description Porcher Archive Toilet Repair Kit for Two Piece Toilets | Flush and Fill Valves Included Flush Valve: 2 inch Adjustable Overflow Tube from 7.5″ to 12″ Fill Valve: 7/8-Inch Bottom Water-Fed Toilet Fill Valve, Adjustable Height 8.5–12 Inches Gasket: Tank to bowl dry gasket Included. Bolts: Nylon bolts included to prevent corrosion. Flapper: 2-inch Silicone Flapper with Buoy Easy Installation: Installation hardware included for install in many common brands.