Feature●Replacement Part: 2455910-S 2439313-S 2439312-S 2455908-S 2439314-S 2455902-S 2455905-S 2439315-S 2439319-S●For Kohler CH18 CH19 CH20 CH21 CH22 CH23 CH24 CH25 CH620 CH640 CH670 CH680 CH682 CH730 CH740 CH742 CH752 CH750 ECH630 ECH650 ECH680 ECH749 ECH730 ECH740Description For Kohler CH18 CH19 CH20 CH21 CH22 CH23 CH24 CH25 CH620 CH640 CH670 CH680 CH682 CH730 CH740 CH742 CH752 CH750 ECH630 ECH650 ECH680 ECH749 ECH730 ECH740