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Zefal K-Traz U13

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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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Zéfal K-Traz U13 Heavy Duty U-Shaped Bike Lock - Heavy Duty Steel Headband - Optional 120cm Cable - Padlock for Bicycle Elec

Zéfal K-Traz U13 Heavy Duty U-Shaped Bike Lock - Heavy Duty Steel Headband - Optional 120cm Cable - Padlock for Bicycle Elect... moreric Bike Mountain Bike Scooter Motorcycle Bicycle LockThe K-Traz U13 S is a U-lock with a loop made from very high resistance steel. Compact and lightweight this lock is easy to carry. 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: Powerful double locking system. High resistance against impacts and twists.High resistance: Tensile and torsion strength. Antitheft and anti drilling.Compact: can fit in a pocketLoss of key service: Duplication of keys can be made in case of loss using the unique serial numberSpecificationsLevel of security: 13 - For areas with a moderate risk of theftMaterial: Hardened steelMounting: Adjustable on downtube - Dia from 20 to 80mmDimensions: 90 x 140 / 3.5 x 5.5Dia: 13mm / 0.5Keys: 3 included with replacements that can be made
rarewaves.com
Delivery: in United Kingdom
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£23.30
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Zefal K-traz U13 U-lock

ZEFAL K-Traz U13 U-Lock: Ultimate Security for Your BicycleSecure your ride with confidence and enjoy unparalleled peace of m... moreind with the ZEFAL K-Traz U13 U-Lock. Designed for cyclists who demand the highest level of protection, this robust locking system is the ideal choice for securing your bike in high-risk urban environments and for daily commuting. Say goodbye to the anxiety of leaving your bicycle unattended, the K-Traz U13 is engineered to be a formidable deterrent against theft, combining immense strength with practical, user-friendly features.The core of this security system is the U-lock itself, crafted from a massive 13 mm diameter shackle of specially hardened steel. This construction provides extreme resistance to cutting, sawing, and prying attacks. Its advanced double-locking mechanism further enhances its protective capabilities, ensuring a high level of resistance against pulling and twisting forces. This lock is not just a barrier, it´s a fortress for your bike.For comprehensive, 360-degree protection, this set includes a durable, flexible twisted steel cable. This 120 cm long cable allows you to easily secure your front and back wheels, saddle, or even a second bicycle to the main U-lock and a fixed object. The tough vinyl covering on the cable protects your bike´s frame from scratches and abrasions, keeping your paintwork pristine while ensuring every component is secure.Transporting the K-Traz U13 is effortless thanks to the included quick-mounting clip. This versatile frame mount is designed for quick and easy installation on any bike tube with a diameter ranging from 20 to 80 mm, ensuring your lock is always with you, ready to be deployed at a moment´s notice without rattling or getting in your way. Features:Level of Security:- Score 13/20: Officially rated by Zefal for use in high-risk areas, providing you with certified, high-level protection you can depend on.Z Safe Ball:- A high-performance double locking system that offers exceptional resistance against impacts and torsion, providing maximum protection against robbery.Quick Mounting:- Includes a convenient mounting clip that fits a wide range of tube diameters (20-80 mm), allowing for easy, quiet, and secure transportation of the lock on your bicycle´s frame.Loss of Key Service:- Never worry about losing your keys again. Each lock comes with a unique serial number, allowing you to order duplicate keys directly from Zefal should you ever need a replacement. Specifications:- Attributes: Keys, U-lock- Practice: Commuting- Weight: 1.15 kg- Material: Hardened steel. Flexible twisted steel wire with a tough vinyl cable cover.- Dimensions: 115x230 mm / 4.5x9.1´´- Type: U-lock- Cable length: 120 cm / 47´´- Cable Ø: 10 mm / 0.4´´- U Ø: 13 mm / 0.5´´
Bikeinn
Delivery: in United Kingdom
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£23.99
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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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