Make sure you get a single cylinder lock. A single cylinder lock is what you picture when you think of a deadbolt lock: a keyhole on one side and a lever on the other. You only need a key when ...

Most are single-cylinder locks, and a few models can be rekeyed without the need to hire a locksmith. Pros: These models are budget-friendly and often rekeyable. Deadbolts significantly improve ...

Available with single cylinder and thumbturn, or alternatively with double ... Specification Hardened steel deadbolt thrown 21mm by 90° turn of key or thumbturn. Latchbolt reversible without opening ...