For bedroom and bathroom doors Both knobs locked or unlocked by turnbutton inside Outside knob unlocks by emergency key DOOR PREP: 2-1/8 Cross Bore, 1 Edge Bore, 1 x 2-1/4 Latch Face BACKSET: 2-3/8 - 2-3/4 adjustable 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 BOXED Round Corner Adjustable Latch - Round Corner Strike Finish=Venetian Brnz