Our low profile deadbolts take a modern approach to design. Their sleek, slim profile will enhance your entryway's appeal. Available in traditional to contemporary styles to match any lever or knob, and built with our patented SmartKey Security, there's a 258 deadbolt perfect for your front door.. Backplate Shape: Round Backplate. Commercial/Residential: Residential. Deadbolt Type: Single Cylinder Deadbolt. Deadbolt strike: Round corner. Door Handing: Universal. Door Lock Style: Modern. Door Locks & Knobs Product Type: Keyed Handlesets. Door Type: Entry w/ Deadbolt. Electronic/Mechanical: Mechanical. Features: Adjustable Backset,Easy Installation,Kwikset SmartKey. Finish: Satin Nickel. Handleset Product Type: 2 Piece Front & Back. Hardware Color Family: Nickel. Hardware Finish Family: Satin. Included: Hardware,Installation Instructions. Keying Type: Keyed Alike. Keyway: KW1. Knob/lever strike: Round corner. Lever style: Wave. Lock Type: Handleset. Material: Metal. Product Weight (lb.): 6.225 lb. Returnable: 90-Day. Security/ANSI Grade: AAA. Total Number of Keys Included: 2. Certifications and Listings: ADA Compliant,ANSI Certified. Assembled Depth (in.): 2.6875 in. Assembled Height (in.): 18.0625 in. Assembled Width (in.): 2.78125 in. Backset Size (in.): Adjustable. Deadbolt Bore Hole Diameter (in.): 1 in. Deadbolt Cross Bore Diameter (in.): 2.125 in. Deadbolt Strike Height (in.): 2.25 in. Deadbolt Strike Width (in.): 1 in. Deadbolt Throw Length (in.): 1 in. Deadbolt Trim Ring Diameter (in.): 2.625 in. Handle grip length (in.): 13.09. Inside top plate length (in.): 2.187. Inside top plate width (in.): 2.78. Knob/lever bore hole diameter (in.): 1. Knob/lever cross bore diameter (in.): 2.125. Knob/lever housing height (in.): 2.625. Knob/lever housing width (in.): 2.625. Knob/lever strike height (in.): 2.25. Knob/lever strike width (in.): 1. Knob/lever throw length (in.): 0.5. Lever Grip Length (in.): 4.19 in. Maximum Door Thickness (in.): 1.75 in. Minimum Door Thickness (in.): 1.375 in. Outside bottom handle plate length (in.): 2.187. Outside bottom handle plate width (in.): 2.78. Outside key plate length (in.): 2.78. Outside key plate width (in.): 2.78. Outside top handle plate length (in.): 13.09. Outside top handle plate width (in.): 2.09. Projection (in.): 2.6875 in. Security/ANSI Grade: AAA. Deadbolt Type: Single Cylinder Deadbolt. Door Handing: Universal. Features: Kwikset SmartKey. Commercial/Residential: Residential. Door Lock Style: Modern. Features: Adjustable Backset. Door Type: Entry w/ Deadbolt