Kwikset Weiser Passage knob locksets ultramax security - hancock boxed round corner strike satin chrome finish. Kwikset signature series security hancock passage lockset, for hall and closet use, 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. Handing: Reversible for right or left hand doors. Ansi/bhma: Grade 2.