Get the Perfect Fit: How to measure your door for your Bold Smart Lock?

Before placing an order for your Bold Smart Lock, it's crucial to determine the right size. Bold cylinders come in standardized lengths, so let's get you measured up!

Watch the video below to guide you through the measuring process.


 

Step-by-step measuring guide:

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  1. Use a measuring tape or ruler for precise measurements.

  2. Locate the screw hole at the centre of your lock (as shown in the image).

  3. Place the measuring tape at the centre of the screw hole and measure to the edge of the door on the interior (indoor) side.

  4. Repeat the process on the exterior (outdoor) side by measuring from the centre of the screw hole to the edge of the door.

  5. Include any additional security features, such as core pull protection, in your measurements, as they may affect the required cylinder size.


Adjustable outer dimensions:

  • Outer dimensions can be adjusted using the provided adapters.
  • Standard outer dimensions are 30 mm or 50 mm.
  • You can extend the outer dimension by 5, 10, or 15 mm. For instance, the SX33 can extend from 30 mm to 35, 40, or 45 mm using the adapters.

Important notes:

  • Ensure there's about 3 cm of space between the cylinder hole and the door frame to avoid pinching the inner knob. Most doors won’t have an issue with this.
  • For sliding doors, keep in mind that the inside knob is approximately 45 mm thick, which might restrict the handle's movement.

By following these steps, you'll ensure that your Bold Smart Lock fits perfectly, providing both security and ease of use.