Zefal K-Traz C9 Code Lock - Black

The K-Traz C9 Code is a 185 cm coiled cable lock that can be closed using a security code. It offe...

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Merlin CyclesZefal Black K-Traz C6 Lock - / 180Cm
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Evans Cycles UKZefal Unisex K-Traz C9 Code Cable Lock Black
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Product Information

Full details

The Zefal K-Traz C9 Code Lock is designed for cyclists seeking a convenient and moderately secure way to protect their bikes in areas with a very low risk of theft. Its key benefit is the combination locking system and adjustable mount, offering ease of use and quick access. However, its primary caveat is its security rating, making it unsuitable for high-risk environments. This 185cm coiled cable lock features a Z safe ball adjustable code system, high resistance to tensile and torsion, and anti-theft and anti-drilling properties.

All features

ColourBlack
Model Part Number3420584916219
BrandZefal

Extended Product Information

FAQs

What is the security level of the K-Traz C9 Code Lock?

The Zefal K-Traz C9 Code Lock is rated at security level 9, which is suitable for areas with a very low risk of theft.

How do I set my personal code?

Refer to the user manual for specific instructions. Generally, you will need to align the dials to the current code, then use a reset mechanism to set your new combination.

Can I lock my bike to a larger object like a lamppost?

With a cable length of 185cm, you should be able to lock your bike to most standard objects, including lampposts, provided the object is secure and accessible.

What is the diameter of the cable?

The cable diameter of the Zefal K-Traz C9 Code Lock is 15mm.

Is this lock suitable for high-theft areas?

No, this lock is rated for very low-risk areas. For higher-risk environments, it is recommended to use a higher security lock such as a U-lock or a heavy-duty chain lock.

How do I clean the lock?

Clean the lock with a damp cloth and mild soap if necessary. Ensure it is dried thoroughly. Avoid using abrasive materials or solvents.

Does the lock come with keys?

No, the K-Traz C9 Code Lock is a combination lock and does not use keys. You set and use a personal four-digit code.

Troubleshooting

Cannot set or change the combination code.

Ensure the dials are aligned to the current correct code before attempting to change it. Refer to the manual for the specific procedure for your model, as some require a specific tool or setting.

Code lock is stiff or difficult to open/close.

Clean the lock mechanism with a damp cloth. Apply a small amount of dry lubricant (graphite or silicone spray) to the dials. Avoid over-lubricating.

Mount frame is loose on the bike.

Adjust the straps on the mount frame to ensure a tighter fit on the downtube. Ensure the straps are properly secured.

Lock cable is tangled or difficult to uncoil.

Gently work the cable to untangle it. Avoid forcing it, as this can damage the internal steel core.

Pros and Cons

Pros

  • Keyless convenience with a customizable code.
  • Flexible coiled cable allows for easy storage and versatile locking.
  • Includes a practical mounting bracket for the bike frame.
  • Decent resistance to common cutting and pulling attacks.
  • Long cable length offers flexibility when locking to different objects.

Cons

  • Security level 9 is only suitable for very low-risk areas.
  • Coiled cable design is inherently less secure than thicker U-locks or chains.
  • The 15mm cable diameter may be too thin for significant deterrent in higher-risk areas.
  • Combination system can be susceptible to manipulation if not properly secured.
  • May not be suitable for prolonged bike storage in urban environments.

Setup, Compatibility & Care

Setup:

  1. Set Your Code: Locate the code adjustment mechanism (refer to product manual for specific location). Rotate the dials to your desired 4-digit combination.
  2. Install Mount: Attach the included mount frame to your bike's downtube using the adjustable straps. Ensure it fits snugly on diameters between 18mm and 35mm.
  3. Attach Lock: Place the coiled lock onto the mount, ensuring it is secure.

Compatibility:

The mount is designed to fit most standard bicycle downtube diameters (18mm - 35mm). The 185cm cable length is generally sufficient for most single bicycle locking needs.

Care:

  • Cleaning: Wipe the cable and lock mechanism with a damp cloth to remove dirt and debris. Avoid using harsh chemicals or solvents.
  • Mechanism: Periodically check the code mechanism for smooth operation. If it becomes stiff, a small amount of dry lubricant (like graphite or silicone spray) can be applied sparingly to the dial mechanism, avoiding the inside of the lock body.
  • Storage: When not in use, ensure the lock is stored correctly on its mount or coiled neatly to prevent tangling.

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