American Standard Champion 4 Toilet Flapper/Flush Valve with High Speed Mini Pilot Fill Valve Replacement Kit by NuFlush

‌Two Piece Toilet Flush Valve Assembly Complete kit includes flush valve, fill valve, gasket, nylon bolts, and nut Fill Toilet tank quickly and quietly after Flush Includes Instructions for Easy Home Installation Do not use Mini Fill Valves in Low Profile Toilets. Eliminates the need for a ballcock mechanism