Kwikset 990C 5 CP Maximum Security Copal Knob Combo Kit, Antique Brass Keyed-entry ball knob with single-cylinder deadbolt for residential entryways 6-way adjustable latch fits square-corner, round-corner or drive-in applications Adjustable to 2-3/8- or 2-3/4-inch backsets; 1-inch deadbolt throw; 1/2-inch latch Easy to install with Philips screwdriver; meets ANSI/BHMA Grade-1 security standards 10-year mechanical and 5-year finish warranties from the manufacturer