975XL AND 975XL2 SEAT REPLACEMENT KIT FOR BOTH CHECKS AND RELIEF VALVE FOR 3/4" AND 1".
A TOOL IS REQUIRED TO REMOVE AND INSTALL THESE. IT IS NOTHING SPECIAL THAT WILKINS MAKES. IT COULD BE A SIMPLE FLAT PIECE OF METAL THAT FITS IN THE CENTER OF THE SEAT AND CONNECTS ON TWO OF THE FOUR POINTS TO UNTHREAD THESE.
