Baldwin Reserve 9BR3520-023 Traditional Ellipse Passage Knob in Satin Nickel Baldwin Reserve combines the tradition of original craftsmanship with advanced technology to provide locks that stand the test of time. Reserve is ideal for designers and homeowners craving a personalized blend of styles. The refined beauty of the Ellipse knob is a perfect compliment to any traditional setting. Both exterior and interior knob or lever always free. The crisp and clean look of Satin Nickel provides warmth to both traditional and contemporary designs. Solid forged brass construction. Accommodates door thickness 1-3/8 Inch to 2 Inch. Up to 2-1/2 inch thick door door with service part kit Shown with Traditional Round Rose, can be customized with other Reserve roses To personalize your look, this XX (Traditional, Contemporary, or Rustic) inspired design is available in X (6, 3, or 2) finishes. Features easy-to-install spring assisted chassis for optimal operational strength