The Kwikset 660 and 665 are top-selling Kwikset deadbolts for a reason. They're durable, reliable, easy to install, and come in various finishes that match any of Kwikset's levers and knobs. These medium security deadbolts are available in single-cylinder and double-cylinder options and are designed to provide tough and effective protection while also being affordable. These deadbolts require a key to be used both inside and outside, giving you added protection from intruders. Order Kwikset 660 SmartKey deadbolts at Door Locks Direct today.
