Keying Systems

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Mul-T-Lock develops and designs keying systems to meet your evolving locking needs using advanced and unique technologies. Our keying systems prioritize high-security and technological innovation, for a secure and reliable home locking solution.

Keying Options

Dedicated to satisfying your needs, Mul-T-Lock offers many convenient and customizable keying options for your home and family. These options range from traditional to innovative and are designed to offer ease-of-use and full control over home locking systems.


The simplest and most common keying option, Keyed Different locking systems, is comprised of multiple cylinders and keys. A single key can only unlock each cylinder and no key can unlock more than one cylinder, ensuring you have full access control and maximum home security. 

Keyed Alike

The most convenient of keying solutions, the Keyed Alike option allows for the operation of multiple entries with just a single key. Several products in a single home locking system can be keyed to the same locking combination, enabling them all to be unlocked using the same key.