Alno Features: Constructed of solid brass for lasting durability Coordinates with other items from the Charlie's series Covered by a limited Unlacquered Brass Finish: This finish PB/NL is a ''living finish''. Over time, living finishes may develop a patina by use or rub-off, and coloration changes will occur in a natural process unhancing the color. Alno, INC is not responsible for coloration changes on ''Living'' finishes Includes 1 knob and mounting hardware Dimensions: Diameter: 1-1/4'' Projection: 1-1/8''