The Carlisle Brass Queen Anne Door Knob on Rose Satin Chrome is a timeless design which is ever popular The door knob is made from solid brass and has a satin chrome finish. This finish will need regular cleaning with a soft cloth and non-abrasive wax polish. Matching Accessories for the Queen Anne Door Knob Please note – when purchasing locks and latches to us with this knob we recommend that they have backsets no smaller than 57mm (with a 76mm case) to accommodate the size of the door knob. Larger sizes can be used to allow clearance of decorative ...