The From the Anvil Medium Pyramid Door Stud Black are sold in singles - they are easily fitted by way of a drive-in spike, unlike other studs on the market which have screw fixings. It measures at 20mm x 20mm. Black Stud The stud has a black finish - this is baked in a high-temperature oven to give it good durability 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 original condition. Other Variations It is also available in a small or large size as well as a pewter finish - sold...