Passage knob locksets"ultramax security - hancock" boxed 6 way adjustable latch - square corner strike finish=polished brass. Kwikset signature series security, polished brass finish, hancock passage lockset, for hall and closet use, 6 way adjustable steel latch fits both 2-3/8 inch and 2-3/4 inch backsets, collar included to convert 7/8 inch diameter latch to 1 inch diameter drive in latch, removable round corner face plate, round corner strike, concealed screws, ez install, grade 2, limited lifetime mechanical warranty, limited lifetime finish warranty, box pack. For hall and closets. Both knobs always free; no locking mechanism. Door prep: 2-1/8 inch cross bore, 1 inch edge bore, 1 inch x 2-1/4 inch latch face. Backset: Adjustable to 2-3/8 inch or 2-3/4 inch. Door thickness: 1-3/4 inch doors standard. 2-1/4 inch doors optional. Faceplate: 1 inch x 2-1/4 inch. Strike: 2-1/4 inch full lip. Bolt: 1 inch throw. Nickel plated. Handing: Reversible for right or left hand doors. Ansi/bhma: Grade 2.