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Zefal K-Traz U13

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from £17.99 up to £48.24 
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Zefal K-Traz U13
Colour
Type
U-lock
Lock type
key
Section thickness
13 mm
Shackle size
90x140 mm
Frame/seat mount
Weight
840 g
Official Website
zefal.com
Added to E-Catalog
June 2016
The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Zefal 2026 - new arrivals, bestsellers, and the most relevant models Zefal.
How to Choose a Bike LockA bike lock is a simple and effective mechanism for protecting your bike from theft.

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Zefal K-traz U13 S U-lock

ZEFAL K-Traz U13 S U-Lock: Ultimate Security in a Compact, Lightweight DesignSecure your peace of mind and protect your prize... mored bicycle with the ZEFAL K-Traz U13 S U-lock. Engineered for cyclists who demand uncompromising security without the bulk, this lock from the Carriers and storage category is your ultimate defense against theft in high-risk urban environments. The K-Traz U13 S is a formidable U-lock featuring a loop crafted from very high resistance steel, designed to withstand serious attacks and give you the confidence to leave your bike unattended. Its intelligent design blends top-tier protection with everyday practicality, making it an essential accessory for commuters, students, and city riders.Certified High-Risk Area ProtectionDon´t let the fear of theft dictate where you can go. The K-Traz U13 S is rated with a security score of 13 out of 20, certifying it for use in high-risk areas. Whether you´re locking up outside a busy train station, on a university campus, or in a bustling city center, this lock provides the robust deterrent you need. Its strength is specifically tested to offer superior protection where the threat of theft is greatest, allowing you to go about your day without worry.Powerful Double Locking with Z Safe TechnologyAt the core of its defensive capabilities is the Z Safe powerful double locking system. This advanced mechanism offers exceptionally high resistance against both impacts and twists, the most common methods used by thieves to defeat lesser locks. By securing both ends of the shackle firmly within the lock body, it prevents criminals from prying or twisting the lock open. This high-resistance design is also engineered to be anti-theft and anti-drilling, providing a multi-layered defense that keeps your bicycle safe and sound.Unmatched Portability and ConvenienceSecurity shouldn´t be a burden to carry. The ZEFAL K-Traz U13 S shatters the myth that powerful locks must be heavy and cumbersome. Weighing a mere 900 grams and boasting compact dimensions, this lock is so streamlined it can even fit in a pocket. For those who prefer to keep their pockets free, this lock offers a seamless on-bike transport solution. Fitting it to your bike is quick and easy using the included mount frame, which is universally compatible with any tube from 20 to 80 mm in diameter. This adjustable mounting system ensures you can always have your lock with you, securely fastened and rattle-free, ready for your next stop.Never Worry About Lost Keys AgainWe understand that losing your keys can be a stressful experience. That´s why the K-Traz U13 S comes with a dedicated Loss of Key Service. Each lock is assigned a unique serial number, and you are provided with a set of 3 Keys. In the unfortunate event of loss, you have the ability to order a duplication of your keys, ensuring you are never locked out from your own bike. This invaluable service provides long-term security and an extra layer of convenience.Technical
Bikeinn
Delivery: in United Kingdom
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£17.99
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Zefal 13 Mm U-lock

The ZEFAL U-Lock 13 mm Black is a high-quality and durable security device designed to provide maximum protection for your va... moreluable belongings. With a 13 mm hardened steel shackle, this U-lock offers reliable resistance against cutting and prying attempts, ensuring that your bike, scooter, or any other item is securely locked up.The U-lock's black finish gives it a sleek and professional appearance, making it a great choice for urban commuters, outdoor enthusiasts, and anyone who values both style and security. Its compact size allows for easy transportation and effortless storage, whether you're attaching it to your bike frame, carrying it in a bag, or using the provided bracket to mount it on your bike's frame or bottle cage.Additionally, the ZEFAL U-Lock 13 mm Black includes a cable lock for added versatility and convenience. This flexible cable can be used to secure your wheels, accessories, or to lock multiple items together. The cable lock features a smooth vinyl coating to prevent scratches and ensure the protection of your belongings.With its reliable locking mechanism and sturdy construction, the ZEFAL U-Lock 13 mm Black is a trustworthy solution to keep your possessions safe and offer peace of mind wherever you go. With this U-lock and cable lock combo, you can confidently leave your items unattended, knowing that they are well-protected against theft and tampering.
Bikeinn
Delivery: in United Kingdom
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£23.99
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Zefal Padlock Cable 13 Mm U-lock

Secure Your Ride with the ZEFAL Padlock Cable 13 mm U-lockLooking for a reliable and robust lock to keep your bike safe and s... moreound? The ZEFAL Padlock Cable 13 mm U-lock offers the perfect blend of security and convenience for cyclists who demand the best protection for their ride. This isn´t your average cable lock. The ZEFAL Padlock Cable 13 mm U-lock combines the strength of a hardened steel U-lock with the versatility of a braided steel cable, giving you comprehensive protection against theft. Here´s why the ZEFAL Padlock Cable 13 mm U-lock is the ideal choice for securing your bike:* Uncompromising Strength: The 13 mm hardened steel shackle resists cutting and prying, providing maximum security for your bike frame and wheels. * Flexible Security: The integrated 120 cm braided steel cable lets you secure your front wheel, saddle, or accessories alongside your frame for complete peace of mind. * Convenient and Easy to Use: The ZEFAL Padlock Cable 13 mm U-lock features a user-friendly design that´s simple to lock and unlock, even when you´re in a hurry. * Durable and Weather-Resistant: Built to withstand the elements, this lock features a weatherproof cover to protect the keyhole and internal mechanisms from corrosion and dirt. Technical Specifications:* Type: U-lock with integrated cable* Shackle Diameter: 13 mm* Cable Length: 120 cm* Cable Diameter: 10 mm* Material: Hardened steel shackle, braided steel cable* Keys: Included* Weight: 1.2 kgThe ZEFAL Padlock Cable 13 mm U-lock offers the perfect balance of security, convenience, and durability. Invest in the best protection for your bike and enjoy worry-free cycling knowing your ride is safe and secure.
Bikeinn
Delivery: in United Kingdom
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£26.49
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ZEFAL Unisex's K-Traz U13 Lock 115 x 230mm Black ZL340

ZEFAL Unisex's K-Traz U13 Lock 115 x 230mm BlackThe K-Traz U13 is a U-lock with a loop made from very high resistance steel.... moreFitting to the bike is quick and easy using the mount frame (included) that can be used on any tube from 20 to 80 mm in diameter. Provided with 3 keys and the possibility to duplicate keys in case of loss.FeaturesZ Safe: Powerful double locking system. High resistance against impacts and twistsHigh resistance: Tensile and torsion strength. Antitheft and anti drillingQuick Mounting: Mounting ClipLoss of key service:Duplication of keys in case of loss. Unique serial numberSpecificationsLevel of security: 13 - For areas with a moderate risk of theftMaterial: Hardened Steel3 Keys includedAdjustable on downtube - Dia from 20 to 80mmDimensions: 115 x 230mm / 4.5 x 9.1"Cable Dia: 13mm / 0.5"
rarewaves.com
Delivery: in United Kingdom
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£26.22
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268100 - anti-theft padlock u acero 13 mm 115x292cm K-Traz U13 L ZL343

268100 - anti-theft padlock u acero 13 mm 115x292cm K-Traz U13 LThe K-Traz U13 is a U-lock with a loop made from very high re... moresistance steel. Fitting to the bike is quick and easy using the mount frame (included) that can be used on any tube from 20 to 80 mm in diameter. Provided with 3 keys and the possibility to duplicate keys in case of loss.FeaturesZ Safe: Power ful double locking system. High resistance against impacts and twistsHigh resistance: Tensile and torsion strength. antitheft and antidrilling Long handle: Easy to attach Loss of key service: Duplication of keys in case of loss. Unique serial numberSpecificationsMaterial: Hardened steelMounting: Adjustable on downtube from 20 to 42mmDimensions: 115 x 292mm / 4.5 x 11.5"Diameter: 13mm / 0.5"Keys: 3 included
rarewaves.com
Delivery: in United Kingdom
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£27.89
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