Offering convenient automatic locking, the Master Lock No. 1631 Built-In Combination Lock series is designed for standard lift handle lockers and features five different pre-set combinations for a longer, useful life in your facility. Standard key control used for combination changes and allows quick supervisory access. Customization options are available along with ADA compliant models.

Product Features

• Designed for standard lift handle lockers with hinges on the left
• Convenient, automatic locking
• Secure, easy to dial 3-digit combination
• Longer useful life with 5 different pre-set combinations; easily changed to maintain security
• End user registration and control charts provided to secure and simplify administration
• Customize with optional color metal dials. Choose from Red, Blue, Green, Purple or Black. See Catalog for details.
• Use Model 1637MKADA for ADA Applications
• Extension kit available for doors with a thickness of 11/16in (17mm) to 3/4in (19mm)

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