*PLUMBERSSTOCK EXPERT* responded:
Good day! Thank you for your interest in our Moen 93248 part escutcheon polished brass. The inside diameter is 1.2". For other inquiries, please contact one of our customer support specialists at 435-868-4020 or through e-mail @ email@example.com. If you want to have access to our exclusive discounts and limited offers, you can sign up for our newsletter by entering your email address in the area provided on the bottom part of this page. Happy shopping!