4 1/2 in flange diameter fits 3 1/2 in drilling complete strainer
Fits most kitchen sink brands
Standard/Approvals: ASME A112.18.2-2015/CSA B125.2-15|PROP65: This product can expose you to Nickel, which is known to the state of California to cause cancer. For more information, go to www.p65Warnings.ca.gov/product