Commercial Grade 2 interconnected passage with deadbolt door lock set with lever in 2 finishes. Schlage Keyway on deadbolt. Mounts to door with included screws.  Interconnected means the heavy duty 1 inch deadbolt retracts simultaneously with latch bolt by turning inside lever. Deadbolt is keyed, lever is not. 2-3/4” backset. Backset is the distance from the edge of the door to the center of the large 2-1/8” hole in the door. Use on entry doors requiring a key to gain entry. Will fit doors having a standard 2-1/8” cross bore holes and standard latch mounting holes. Will fit door thicknesses from 1-3/8” to 1-3/4”.  Non- handed. UL approved latch. Lower & upper latches are 4” on center. 2-3/4” backset latch is standard but can be substituted for 2-3/8" backset latch. Fixed through bolts. Push button lock. Thumb turn on deadbolt. We have other style & price knob & lever sets in other functions like privacy passage or dummy in our ebay store.