1、Part Number: Vacuum breaker kit replace part number is 385316906 for reference. Please double check the part number of your item to ensure perfect fit. 2、Strong Compatibility: Water valve replacement kit is fit for 110, 111, 130, 131, 147, 148, 149, 210, 248, 506+, 508+, 509+, 510+, 511+, 547+, 548+, 557+, 558+, 606, 647, 648, 706, 709, 711 toilets, etc. 3、Practical Tool: 4 stainless steel clamps and 1 rubber ring are included to ensure complete sealing performance for long life and stability of the kit. 4、High Performance: Clamps and rubber rings ensure that they are tightened to the hose to prevent leaks and are less likely to break. 5、Ideal Replacement: Used to refurbish and repair the original aged and damaged vacuum breaker kit, restoring your toilet flush function to new!