Solid Brass Bern Door Knob Set With Disk RosetteSolid Brass Bern Door Knob Set With Disk Rosette 2 1 4 Inch Projection Comes Complete with Mounting Hardware Solid Brass Bern Door Knob Set With Disk Rosette Made for modern doors versatile, elegant, adaptable this Solid Brass Bern style door knob set comes complete with a disk style rosette. Functional sets come complete with the functioning hardware and a 2 3 8 inch backset is standard. A 2 3 4 inch backset is also available upon request. **