TERRACE DOOR KNOBS by DESIGN HOUSE SINCE 1872- Use this Interior Door Knob on standard 1-3/8 inches & 1-3/4 inches thick doors with a cross bore 2-1/8 inches diameter or edge bore 1-1/16 inches diameter 1 inch x 2-1/4 inches radius corner faceplate DOOR KNOB WITH DEADBOLT- Includes matching deadbolt, Locks on one side and rated for residential security DOOR KNOBS INTERIOR OIL RUBBED BRONZE- Adjusts for 2-3/4-inch and 2-3/8-inch backsets BRUSHED BRONZE BATHROOM ACCESSORIES - BRONZE DOOR KNOB- 5-Year limited mechanical/5-Year limited finish warranty