Recessed Tank-to-Bowl Gasket (2-1/8"ID x 3-3/8"OD x 1-3/16" Thick) Sponge rubber material. Fits Kohler, American Standard Cadet, Crane, Mansfield & Borg Warner. 3-3/8"ODx2-1/8"IDx1-3/16" Thick
Tank-to-Bowl Gasket For Gerber (2-1/8" ID x 3-1/4" OD x 1-3/16" Thick) Sponge rubber material. 2-1/8" ID x 3-1/4" OD x 1-3/16" thick. Used on all late model Gerber free standing water closets.