Fits American Standard Champion 4 and Eljer Titan 4 Flush Valve Seal is designed to replace the original American Standard part: 7301111-0070A and the following tank models: American Standard® Champion® 4 (2004, 2034, 4266, 4272, 4077, 4281), Champion® 4 Max (4215), Champion® Pro (4225), and Eljer® Titan® 4 (4272). The seal is made of premium, long lasting rubber and is backed by a 5 year warranty. Easy to install, the 450 includes: (1) Flush Valve Seal.