Satin-finish stainless steel. Flat flange suitable for counter, recessed or under-counter installation. Provides access to under-counter waste receptacle (not included). Outer Dia 6-3/16″ (173mm), Inner Dia 5-5/16″ (151mm), Recess 3-7/8″ (98mm). Request Quote First Name(Required)Last Name(Required)Email(Required) Phone(Required)Company Name(Required)Upload DrawingsMax. file size: 50 MB.Short Note(Required)CAPTCHAEmailThis field is for validation purposes and should be left unchanged.