The From the Anvil Elmore Concealed Mortice Door Knob Set Aged Brass has a classic regency style and is unsprung for use with mortice latches. It also features a concealed rose which hides the fixing screws. The knobs measure at 56mm with 58mm roses and projects 70mm from the door. The set comes complete with two knobs, spindle and fixings. Aged Brass Door Knobs The door knobs have an aged brass finish which is unlacquered giving a timeless effect - it has aged areas to highlight the detail of each knob.