About the Elkay LK99 Push & Lock Stem, Rubber Stopper Deluxe Basket Strainer
LK99 MODEL; 4-1/2 INCH DRAIN TOP DIAMETER; 3-1/2 INCH DRAIN CONNECTION; 1-1/2 INCH TAILPIECE DIAMETER; STAINLESS STEEL MATERIAL; INCLUSIONS AND FEATURES PUSH AND LOCK STEM, RUBBER STOPPER, STAINLESS STEEL CONICAL STRAINER; USED ON KITCHEN SINK