Traditional Rosette Door Set with Round Brass Door Knobs (Several Finishes Available)2 1 5 inch Diameter Knobs 2 1 2 inch Diameter Round Solid Brass Rosettes 2 3 8 Inch Backset Included (2 3 4 inch available at request) Fits Standard 1 3 8 inch Door Thickness Passage & Privacy Sets Include All Functional Hardware Needed Single & Double Dummy Set is Non Functional Mounting Hardware Included With the rise of the Industrial Revolution in the 18th and 19th centuries, advancements in manufacturing techniques led to the mass production of