Key rosette 'Round' by Ludlow Foundries.
Ludlow Foundries 'black antique' hardware is protected by an anti-rust phosphation, this treatment prior to powder coating will protect the product against rust for many years under normal conditions. The products should be cleaned with a cloth with soap and water.
Product information:
Size: 40 mm, diameter.
Color: Black Antique.
Material: cast iron.