The OMR Mechanical Combination Knob Rack Lock is the ideal solution for protecting display cases, displays and cabinets with sliding doors made of glass, wood or plastic materials. With its adjustable 3-digit system (000-999), it offers 1,000 unique combinations, providing security without the need for keys. The zamak body with chrome finish makes it resistant to dust, moisture and saltiness, perfect even for demanding environments.

Key Features

• 3-digit numerical combination → up to 1,000 possible combinations.
• Ergonomic knob → intuitive locking and opening, without a key.
• Installation without holes → attaches with two internal screws without damaging the door.
• U-shaped terminal → compatible with sashes up to 12/13 mm thick.
• Materials and construction quality → chrome-plated zamak, resistant to dust, salt and moisture.
• Versatility of use → suitable for glass, wood and plastic materials.

Easy installation, no drilling required

One of the main advantages of the OMR rack lock is its quick and non-invasive installation. Installation does not require drilling holes or structural changes to sliding sashes: just secure it with the screws provided.

• Anchor the rack bar to the inner door using the two screws. Interpose plastic pads between the screws and the door to provide more grip and protect the door.
• Insert the combination knob inside the rack bar.
• The lock is immediately ready for use, with no further work required.

Thanks to this system, assembly is within anyone’s reach and does not compromise the integrity of furniture or display cases. The factory code is 000.

Daily use and code change

Using the lock is convenient and safe. To unlock the sliding doors, simply set the chosen combination, turn the knob counterclockwise, and slide the knob out. For locking, it is necessary to slip the knob into the rack bar: the head (knob) can slide either in the open or closed position. We recommend sliding it from closed, it is more convenient and the lock will lock in the most secure position.

Code change procedure:

• Enter the current code and open the lock by turning the knob counterclockwise.
• Pull the head out of the rack bar.
• Using the metal awl (provided) , press the button on the edge of the knob.
• While holding down, set the new desired code.
• Release the button to confirm.

A simple and intuitive procedure that allows you to modify the code yourself whenever you need to.

Recommended applications

This rack lock is ideal for different contexts of use:

• Store display cases → jewelry stores, optics, displays for valuable items.
• Cabinets and displays → made of wood, glass or plastic, with sliding doors.
• Professional environments → offices, archives, showrooms, showrooms.
• Household furniture → sideboards, hall cabinets, collection furniture.

Summary technical data

• Combination type: 3 digits (1,000 combinations)
• Maximum door thickness: 12/13 mm with U-terminal
• Material: zamak with chrome finish
• Resistance: anti-dust, anti-moisture, anti-salt
• Fixing: 2 internal screws (included)
• Applications: glass, wood, plastic