Ответ:The standard disc used with this assembly is 164-01700 (our part # 164-17) and the chrome disc is 164-11700 (our part # 164-117). See "Accessories" tab for ordering.
Ответ:Per the parts breakdown page, the replacement o-ring for the 30-9 assembly is part # 101-02300. Please keyword search that part number for ordering.