Set of 2 - hot and cold are identical
Replace if the face of the seat is chipped, cracked, scratched, pitted, etc.
31230 x 1230 k1230 1084 seat ring
I have had a Dishmaster since I was 30. Each time I moved I would have one installed. I'm now 80 and can't imagine life without a Dishmaster. When something goes wrong, if freak, but the helpful people at Dishmaster can make everything OK.
Works well. Very pleased