Bike U Lock,20mm Heavy Duty Combination Bicycle u Lock Shackle 4ft Length Security Cable with Sturdy Mounting Bracket and Key Anti Theft Bicycle Secure Locks

Bike U Lock,20mm Heavy Duty Combination Bicycle u Lock Shackle 4ft Length Security Cable with Sturdy Mounting Bracket and Key Anti Theft Bicycle Secure Locks

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Product Description



Are you looking for a high quality, durable, and anti-theft bicycle lock?

This heavy-duty bicycle lock combination set is made of imported material, has excellent impact resistance and anti-theft performance, and this bicycle U lock has a strong grip and resistance to cut and lever attack to provides excellent all-round safety protection for your bicycle.



Steel Cable Size

Length: 120cm/4feet

Diameter: 11.4mm/0.45inch(including PVC cover)

Mounting Bracket Size

Mounting bracket is suitable for all circular tripod in diameter ≤28mm/1.10inch.NOTICE: Please pay attention to the dimensions of this u lock so that the size is suitable for you.


U Lock Size

Outer dimensions of U lock: 199mm*159mm/7.87inch*6.29inch

Inner dimensions of U lock(usable space): 149mm*95mm/5.9inch*3.74inch

Shackle (including rubber coating) diameter: Varies between 17.8mm/0.70inch -22mm/0.87inch. It’s 17.8mm/0.70inch at the U and tapers thicker at the ends.

Shackle (metal only) diameter: 15.2mm/0.6inch

Diameter of crossbar: 31.7mm/1.25 inch







Sturdy & Comfortable!

Made of high quality alloy steel, the 15.2mm/0.60inch shackle is hammers resistant, anti-prying, skeleton keys resistant and hydraulic shear resistant. Covered with environmental silicone, the bicycle lock can help to resist dust, dirt and scratching, thus to prolong the life of your bike u lock.

Bring more safety for you!

The lock cylinder of this U lock is made by C grade pure copper blade, it will make any thief think twice before trying to steal your biycycle, thus increase safety factors of your bike or accessories. With this bike cable lock, your bike will be effectively protected.

3 keys for convenience!

This bike U lock comes with 3 pure copper keys, so you’ll always have a spare one. This key makes duplication difficult and can prevent technology unlocking as it has complex serpentine slot. It will bring more security for your bikes and accessories.










1. Please keep the lock cylinder clean and dry during daily use.

2. If the bicycle is difficult to open because of sediment or long time of not using, some pencil lead powder can be added to solve this problem.

3. Never leave your bike in remote places or leave your bike unattended for a long time.

Different Usage

This bike lock comes with a portable u lock and a 120cm/4feet double looped steel cable. The diameter of the cable is 11.4mm/0.45inch(including PVC cover).

The u lock and bike lock cable can be used individually. Cable that included allows you to lock not only the frame, but also both wheels.

Weather-Proofed Resilience

Features a genius rubberized coating on either side of the keyhole and along the base to protect it in all kinds of weather.

Package Including

1 x Black Bke U lock

1 x 120cm/4feet Flex Cable

1 x Mounting Bracket

3 x Keys

【Premium Heavy Duty Bike Lock】 This bike lock comes with a 0.86 inch heavy duty shackle and has excellent heat resistant and hydraulic shear resistant. Equipped with a 0.10 inch silicone cover, it can prevents scratch well and provides excellent safety protection for your bicycle.
【Security and Anti-theft】The bicycle lock is built-in imported c grade pure copper look cylinder, which is certified to resist leverage attacks and provides excellent anti-theft performance, so that your bicycle can be protected with the best safety.
【Easy to Install and Use】The combination bike lock is equipped with a 0.45 inch diameter thick steel cable with a length of 4ft and a high-quality mounting bracket, allowing you to easily install and use it without additional tools. It is very user-friendly.
【Portable and Practical】The bicycle U lock size 7.87 × 6.29 inch, which is lightweight and convenient to carry and store. It is widely used in mountain bicycles, road bicycles, and folding bicycles, providing you with high-quality bicycle safety protection.
【Get Satisfied U Lock Bike Lock】Our combination bike lock set includes bike bock, keys, flex cable and mounting bracket for protecting your bike in all directions. If you have any dissatisfaction with anti theft bicycle lock, please feel free to contact us.


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