Baldwin 9BR7003-007 Ring Knocker Go to amazon.com Related posts Top 14 best door knockers 2022 FeatureRing Knocker fits 1-3/4" thick door solid brass constructionElegant design and smooth finishThe product is manufactured in China DescriptionRing Knocker fits 1-3/4" thick door solid brass construction. The product is manufactured in China. Elegant design and smooth finish.