Features: Constructed of high quality solid brass for lasting durability Coordinates with other items from the Arch series Covered by a limited lifetime warranty 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: Length: 2 Width: 1/4 Center to Center: 3/4 (.75 ) Projection: 1