OEM / Original 3” Flush Valve for American Standard 738921-10x Family of 1.28gpf 3” Flush Valves. Includes an OEM replacement flush valve body with locking nut and gasket, 3” OEM replacement flapper, refill tube, and installation instructions. This does not include separate tank to bowl hardware between the ceramic tank and bowl. This -104.0070A flush valve has a blue cap on top of the overflow tube and the included 3” flapper INCLUDES a float. (The -103.0070A flush valve has a white cap on top and the included 3” flapper does not include a float.) Flush Valve Body is 8.33” (~213mm) from the bottom on the base to the top of the overflow tube. Overflow tube (shank) is 6.75” (~171mm) from the bottom of the overflow tube to the top of the overflow tube. See pictures. Minor adjustment may be required after installation as each individual toilet varies slightly. Meets or exceeds all applicable US and Canadian Plumbing Standards. Comes in an economical plastic bag and clamshell with cost savings passed on to the customer. OEM / Original Replacement 3” Flush Valve for the American Standard 738921 family of flush valves.