For hall and closets Both knobs always free; no locking mechanism Features titanium alloy throwbolt core, anti-pick 6 pin system and ultra-strike for jamb brace DOOR PREP: 2-1/8 Cross Bore, 1 Edge Bore, 1 x 2-1/4 Latch Face BACKSET: adjustable to2-3/8 or 2-3/4 DOOR THICKNESS: 1-3/4 doors standard 2-1/4 doors optional FACEPLATE: 1 x 2-1/4 STRIKE: 2-1/4 full lip BOLT: 1/2 throw Nickel plated HANDING: Reversible for right or left hand doors ANSI/BHMA: Grade 2 CLEAR PACK Round Corner Latch & Strike Finish=Venetian Bronze