The Kirkpatrick Fullbrook Ball Door Knob on Rose Black Antique has a classic round shape, partnered with a smooth rounded rose with a lip around the edge.  The door knob has a black antique finish - this can be maintained by wiping over with a lightly oiled cloth from time to time. Matching Accessories for the Ball Door Knob Please note – when purchasing locks and latches to us with this knob we recommend that they have backsets no smaller than 76mm (with a 95mm case) to accommodate the size of the door knob. Larger sizes can be used to allow clearance of decorativ...