Repair Kit, set of (2) replacement cartridges, for K-22, K-59, K-117, K-123, K-125, K-126, K-206 & K-316, fits faucets supplied after November 2015, hot & cold color rings do not have exposed screw head, if you have a faucet with exposed screw heads (supplied until mid 2016), order K-00 instead of K-00A