Kohler Genuine Part Gp1083167 Silent Fill Valve Kit For All Kohler Class Five Toilets,12.5" x 3.5" x 3

Silent Fill Technology: Provides a gracious experience by filling the tank quietly, Adjustable with Multiple Fill-rate Inserts: Are provided to optimize performance and conserve water, Compatability: Compatible with Kohler Class 5 toilets; confirm shank color to determine correct part; if black, use this part and if grey, use GP1138930, Kohler Parts: are designed by Kohler engineers to maintain original product performance and promote product longevity., Please note: Cap color may vary. Never use an abrasive material such as a brush or scouring pad to clean surfaces