Harvey Gasket 3.25 " Od. X 2 " Id. X 1.25 " T Rubber For Crane Gasket is 3.25"OD x 2"ID x 1.25" thick Specialized rubber gasket for Crane style toilets Used in tank to bowl applications May be used for Eljer Titan toilet applications Place gasket on tube and set tank back on bowl opening bolts will line up tank to bowl