Korky Combo Pack - (1) Korky 528T TOTO Fill Valve and (1) Korky 2023BP Universal Flapper for TOTO Toilet Authorized replacement fill valve for TOTO G-Max and Power Gravity toilets Higher refill ratio for optimum performance in TOTO toilets Genuine replacement 3-inch flapper for Toto toilets Proven longest lasting Get Both Parts - Great Value Pack