DK-110 is a pair of solid brass door knobs with an oiled rubbed broze finish. These solid core door knobs conjur images of old leather chairs and shelves of well read books. Add them to your decor for that well established yet very comfortable look. These very heavy knobs measure 2 1/4" in diameter and come with a spindle. These door knobs are suited for a door between 1" 2 1/2" thick.