Hide Show Product DetailsMaterialBrassUsed WithOlder Style One-Piece ToiletsConnection TypeBarbDescription 1B1X Tank Conversion Kit. Kohler GENUINE Part.Compatible with older style one-piece toilets.Includes fill valve, flush valve, flapper and gaskets - all components in the tank.Made with premium materials for enhanced durability. K-84499B00128GSDC004068895383000650531884503040688953830Sterling (Kohler)Kohler Customer Reviews Hide Show Write a Review