The Fits Eljer Titan Replacement Flapper is designed to fit large 3″ flappers for Eljer Titan toilets and replaces part 495 6077-00. The flapper is compatible with the following Eljer Titan 2-piece toilet models: Titan 17″ (091-0777, 091-0772, 091-0773, 091-0776, 091-0778, 091-0782) and Titan 15″ (091-0750, 091-0755, 091-0753, 091-0752, 091-0762). The exclusive longest lasting red rubber resists chlorine, bacteria, city water treatment, hard water, and well water. Easy to install.