The From the Anvil Pear Shaped Door Knocker Pewter has been drawn from a single piece of steel which makes it very heavy and strong - it has an interesting twist detail at the bottom. The ring width is 95mm, the ring length is 133mm, the fixing plate size is 63mm and the stud diameter is 26mm. Sold individually, it comes complete with fixings. Pewter Knocker The knocker has a pewter patina finish - this has anti-corrosion properties and can be used internally or externally. To remove dirt deposits, simply wipe over with a lightly oiled cloth from time-to-time and this will restore it to its ...