Vintage Porcelain Flush Lever Domed Escutcheon
Domed escutcheon goes between the flush lever and the tank on vintage applications. These are vintage with no cracks or chips but will have crazing and/or scuffs.
OD is 1.7″. ID of small hole is .38″ and ID of back/underside is 1.2″ 1.1″ tall.