A very affordable Fluted Crystal Glass & Brushed Nickel Passage Door Knob Sets for Modern Doors+includes Our Original Wood Adapters to install in modern pre-drilled doors or replacement set for older doors.
A perfect duplicate if the early 1900s Depression Crystal Passage knobs, we have added a hand made wood adapters to allow you to fit in per-drilled doors with standard 2-3/8, see attachment,.  2-3/4" back set available on request. This set will arrive with all the hardware needed to install in modern pre-drilled doors. The retrofit hardware contains: Tubular Latch set for with Striker Plate and matching screws, 2-1/2" Rosettes made the fit this particular knob and matching screws, Two hand made wood adapters, to Retrofit Modern Pre-drilled doors and threaded Spindle. Installation Instructions will be included, although they are this simple: (1) Install Latch, (2) Glue wood adapters with hot glue gun , (3) Secure door plates by tightening the Knobs , (4) drill pilot holes and fasten door plates with wood screw , (5) Then Adjust the door knobs and Bolt securely to the square side of the spindle. TOOLS NEEDED TO INSTALL THIS SET:, one 3/16" slotted screwdriver and one Phillips head screwdriver. one hot glue gun (wood glue if glue gun is not available) power drill to drill pilot hole in the wood adapters. All sets are completely tested and assembled in USA and shipped fast including all mounting hardware and we will include information on how to secure set screws to keep your sets trouble free. Guaranteed to your satisfaction with Three Generations of experience. A great value for home owners to install as they are a little more labor intense to install then our Premium $69.95 sets.  Amazon item number is B000HLNUKY, email use for more information that may assist you in making your best selection. The features we offer, which many not be available by marketing firms who sell similar products: products are actual photographs, not computer generated drawings. Over the years we have made many improvements to assure that our products are superior cosmetically and enhanced engineering for easy installation with reduced future maintenance.