10 Best U-Lock Bike Options to Keep Your Ride Secure and Safe

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When it comes to keeping your bike secure and safe, a reliable U-lock is essential. U-locks are known for their strength and durability, making them a popular choice among cyclists looking to protect their ride from theft. In this article, we will explore the 10 best U-lock bike options available on the market, so you can find the perfect one to keep your bike safe and secure wherever you go.

Top 10 u lock bike In The Market

u lock bike Reviews

Bestseller No. 1
Bike U Lock,20mm Heavy Duty Combination Bicycle D Lock Shackle 4ft Length...
  • 【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 11.42 × 6.3 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.
Bestseller No. 2
Kryptonite Evolution Mini-7 Bike U-Lock with Cable, Heavy Duty Anti-Theft...
  • 13mm Hardened Max Performance Steel Shackle Resists Hand Tools, Bolt Cutters, and Leverage Attacks; 10mm Steel Looped Cable For Additional Security.Note: Measure your door's backset, cross bore and thickness to ensure you find the right fit.
  • Interior Locking Dimensions: 3.25" x 7" Cable Length: 4'
  • Key Safe Program; Kryptonite will ship your first 2 keys for free, globally, in the event you lose them
  • Anti-Theft Protection Offer; Up to $2,500 Reimbursement
  • Includes FLEXFRAME-U BRACKET providing convenient multi-location u-lock transport
Bestseller No. 3
Kryptonite Combo Bike U-Lock Standard, Anti-Theft Security Bicycle Lock, 12mm...
  • DURABLE DESIGN: This Anti-Theft bike u lock features a 12mm hardened steel shackle that provides high security against theft. This combo u-lock includes an easy to use 4-digit resettable combination and no keys for you to lose
  • MULTI-FUNCTIONAL: This Kryptonite bike lock is ideal to secure your bicycles, sports equipment, gates and fences, tool boxes & ladders, grills & lawnmowers, skateboards, truck bed and more
  • PORTABLE SIZE: This is a standard size bicycle u lock which is great for many lock-up scenarios. Size interior locking dimensions are 4" x 8" and exterior locking dimensions are 6.5” x 9.5”
  • COMBO SAFE PROGRAM: Register your unique 4-digit combination code on our website and our customer service team will be able to help, should you forget your combination
  • ANTI-THEFT PROTECTION OFFER (ATPO): Up to $500 reimbursement upon registration. Kryptonite stands behind its products by providing an Anti-Theft Protection Offer on specific locks. Created by Kryptonite in 1978, the Anti-Theft Protection Offer is a program that reimburses registered customers for a specific monetary amount in the event their bicycle/motorcycle is stolen due to the opening or breaking of the lock by force
  • LIFETIME WARRANTY AND CUSTOMER SERVICE: Kryptonite is committed to providing our customers with high quality products, ensuring full satisfaction. If you are experiencing any problems with your product, please reach out to our Customer Experience team. We will work to solve your issue as quickly as possible. We provide our locks with a limited lifetime warranty so you can buy your lock with confidence.
Bestseller No. 4
Bike U Lock with Cable - Via Velo Heavy Duty Bicycle U-Lock,14mm Shackle and...
  • ✔️ DURABLE ALL-WEATHER PROTECTION – Via Velo bike U-lock with hexagonal PVC cover resists corrosion from water, dust and dirt to prolong the life of your lock. All-weather performance means peace of mind and better security
  • ️ ✔️ EASY AND STRONG TO LOCK YOUR BIKE – The bike lock with thickness(including rubber casing):14mm,9.84 in (250mm) x 5.51 in (140mm) U shack to lock and go! Locking your bike and your wheels with 10mm x 180cm cable, fast and easy with our quick, no-hassle system. Great bike safety tool
  • ✔️ AMAZING CONVENIENCE AND SECURITY – 2 keys for convenience! The bike U-lock comes with 2 keys. One of them you can take and use in daily life and the other you can leave at home in case the trouble when you lose one carelessly
  • ✔️ SIMPLY INSTALLING BRACKET ON YOUR BIKE – Convenient high-quality mounting bracket means your lock goes with you, Our bracket is suitable for bike tube:20-42mm. Pls refer to our picture to install the bracket Value for your money
  • LIFETIME WARRANTY AND CUSTOMER SERVICE: Via Velo is committed to providing our customers with high quality products . If you are having any problems with Via Velo product, please reach out to our Customer Service Team. Our Team will solve your issue as soon as possible. We give our locks with a limited lifetime warranty so you can buy your lock with confidence. Rest Assured
Bestseller No. 5
Master Lock U-Lock Bike Lock with Key, U-Lock for Bicycles, Lock for Outdoor...
  • Outdoor heavy duty bike U-lock is best used as a bicycle lock.Note: Measure your door's backset, cross bore and thickness to ensure you find the right fit.
  • U-shaped steel bike lock with key; Includes carrier bracket for easy transportation
  • Bike lock features a hardened steel body and double locking shackle for superior cutting and prying resistance
  • Bike lock body is 6-1/8 in. (16 cm) wide, with 8 in. (20 cm) shackle length, 4 in. (10 cm) width and 1/2 in. (13 mm) diameter
  • Includes one u-lock bike lock, two keys
  • Affordable U-Lock Protection
  • Disc key for additional anti-pick protection
  • Includes carrier bracket for storage convenience
  • 6-1/8-inch by 8-inchby 4-inch
  • Vinyl coating for weather and scratch resistance
Bestseller No. 6
Kryptonite Bike U-Lock with Braided Steel Cable, High Security Anti-Theft...
  • DURABLE DESIGN: This Anti-Theft bike lock features a 12mm hardened steel shackle with a bent foot anti-rotation design that resists bolt cutters and twisting leverage attacks. The lock disc-style cylinder side keyway is protected by a sliding dust cover and is pick and drill resistant
  • MULTI-FUNCTIONAL: This Kryptonite bike lock is ideal to secure your bicycles, sports equipment, gates and fences, tool boxes & ladders, grills & lawnmowers, skateboards, truck bed and more
  • SPECIFICATIONS: U-Lock interior locking dimensions are 3.25 in. x 6.25 in, 12mm steel shackle with a weight of 2 lbs. Bike lock security cable is 4 ft. (1.2 m) long and 5/16 in. (8 mm) wide in diameter. Includes two stainless steel keys with an ergonomic design to reduce torque and prevent bending or breaking
  • LIFETIME WARRANTY AND CUSTOMER SERVICE: Kryptonite is committed to providing our customers with high quality products, ensuring full satisfaction. If you are experiencing any problems with your product, please reach out to our Customer Experience team. We will work to solve your issue as quickly as possible. We provide our locks with a limited lifetime warranty so you can buy your lock with confidence.
Bestseller No. 7
Kryptonite Heavy Duty Key Lock, Black/Yellow, 4in x 8in, Anti-Theft Protection...
  • 16mm Hardended Max Performance Steel Shackle Resists Hand Tools, Bolt Cutters, and Leverage Attacks.Note: Measure your door's backset, cross bore and thickness to ensure you find the right fit.Control Method:Application
  • Interior Locking Dimensions; 4" x 8"
  • Key Safe Program; Kryptonite will ship your first 2 keys for free, globally, in the event you lose them.
  • Anti-Theft Protection Offer; Up to $4,000 Reimbursement for 1 Year Included
  • Secure Mounting Bracket; Includes versatile Flexframe-U Bracket, allowing you to carry your bike lock during transportation
Bestseller No. 8
Bell Catalyst 200 Mini Bicycle U-Lock,Black
  • 5” hardened steel shackle and crossbar for tough security
  • Vinyl crossbar and shackle cover protects bike from scratches
  • 2 Standard keys (Included)
  • Free standard key replacement with registered locks and keys, see packaging for instructions on how to register
  • Security level 3 out of 5
Bestseller No. 9
Kryptonite Kryptolok Standard Bike U-Lock with Cable, Heavy Duty Anti-Theft...
  • 12.7mm Hardended Performance Steel Shackle Resists Hand Tools, Bolt Cutters, and Leverage Attacks; 10mm Steel Looped Cable For Additional Security
  • Interior Locking Dimensions; 4" x 9" Cable Length; 4"
  • Key Safe Program; Kryptonite will ship your first 2 keys for free, globally, in the event you lose them.
  • Anti-Theft Protection Offer; Up to $1,750 Reimbursement
  • Secure Mounting Bracket; Includes versatile Flexframe-U Bracket, allowing you to carry your bike lock during transportation
Bestseller No. 10
OTTOLOCK Sidekick Compact U-Lock | Lightweight Silicone-Coated Bike Lock...
  • More Convenient U-LOCK - From the makers of OTTOLOCK, the SIDEKICK brings innovation to the traditional U-Lock with a compact, lightweight design that effectively deters opportunity theft without weighing you down. Simple to use and to carry, the portable SIDEKICK easily fits in many backpacks, bags, or pockets.
  • Lightweight Bike Lock - At only 750 grams (1.65 lbs), the SIDEKICK allows you to lock a single tube to a post or pole at a fraction of the weight of a traditional U-Lock. The opening measures 2.75” x 5.75” (7cm x 14.5cm). Each lock comes with 3 keys
  • Protect Your Frame - The body of the SIDEKICK is coated in high quality silicone that won’t scratch or damage your bike frame. Made with double-shackle 12mm hardened steel and an antirotation deadbolt for security and durability.
  • Versatile Security - Use the SIDEKICK on its own or with a secondary lock depending on the length of your stop and location.
  • Easy-To-Use - The SIDEKICK comes with three keys, and the compact size and bright color options make it great for kids and new riders who want to protect their bikes.