For hall and closets Both knobs always free; no locking mechanism DOOR PREP: 2-1/8 Cross Bore, 1 Edge Bore, 1 x 2-1/4 Latch Face BACKSET: adjustable to 2-3/8 or 2-3/4 DOOR THICKNESS: 1-3/4 doors standard 2-1/4 doors optional FACEPLATE: 1 x2-1/4 STRIKE: 2-1/4 full lip BOLT: 1 throw Nickel plated HANDING: Reversible for right or left hand doors ANSI/BHMA: Grade 2 1 x 2-1/4 Latch Face BOXED Round Corner Adjustable Latch - Round Corner Strike Finish=Venetian Brnz