Dexter Single Cyl. Deadbolt Satin Nickel a reliable and easy-to-install solution for securing your home. Designed to fit all standard door preparations, this deadbolt features a single cylinder exterior design that allows you to lock and from the outside with a key and from the inside with a turn unit. It is suitable for residential single and multi-family doors, providing versatility and convenience. The deadbolt can be rekeyed to match your existing locks or other Dexter locks you may have purchased. Built to meet ANSI Grade 3 standards and U.L. listed, it ensures quality and security. This deadbolt comes with a lifetime mechanical warranty and a 5-year finish warranty, giving you peace of mind. It includes a 5-pin, C keyway with two keys and fits door thicknesses ranging from 1-3/8" to 1-3/4" with a universal backset to accommodate 2-3/8" or 2-3/4" backsets. Model Number: