10 Best Bike Locks U-lock
#1 Best Pick
Via Velo Bike U-Lock with Cable, Heavy Duty Anti-Theft Bicycle U Locks with 8mm Braided Steel and 3 Keys, 4ft Length Security Cable for Bike, Scooter Mountain Road Bike
Brand: Via Velo
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- Security & Durability - Via Velo bike U-lock offers robust protection with a 9 mm hardened steel shackle, resisting cutting, prying, and leverage attacks. The set comes with 3 ergonomic keys made of durable stainless steel, ensuring reliability
- Weather-Resistant & Scratch-Proof: The bike cable is equipped with a scratch-proof, wear-resistant, and water-resistant nylon sleeve cover. This protective cover ensures longevity and prevents scratches on your valuable possessions
- Convenient and Portable: The U-lock is heavy enough for reliable security yet light enough for easy portability. Its compact size
- Versatile Application - Ideal for securing bicycles, sports equipment, gates, fences, toolboxes, and more. The included 4ft steel cable adds flexibility for various locking scenarios, providing comprehensive protection for your belongings
- LIFETIME LIMITED 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
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#2 Best Value
ROCKBROS Bike U Lock, Heavy Duty Anti Theft Bike U Lock with Cable Silicone Cover (Max 22.5MM Bike U Lock+Keys+1.2M/4Ft Steel Cable+Mounting Bracket)
Brand: ROCKBROS
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- HEAVY DUTY SAFE ANTI THEFT: ROCKBROS bike u lock with cable is made of great quality steel and subjected to high temperature vacuum heat treatment, difficult to cut even with ordinary pliers. About max 22mm diameter, 1.76lbs/0.8kg heavy duty bike u lock guarantees anti theft and durable performance.
- HIGH QUALITY U LOCK: High level lock core adopts precise structure and unique key to prevent technical opening. With the lock dust cover and high quality lock cylinder, bike u lock has long servicing time. Heavy duty anti theft bike u lock with cable adds to safe confidence during daily use.
- 1.2M/4Ft Steel Cable: This bike u lock comes with a 1.2M/4Ft double looped end steel cable. If need more space, you can tie the bike to fence or post with the long steel cable. Steel cable is strong but also very flexible so you can wrap it as you need.
- MOUNTING BRACKET: The bike u lock size: 8.27*4.33inches/21*11cm. A mounting bracket can fasten the U bike lock and take it away at easily, convenient to carry and store. No worry about riding without taking your bike lock.
- STURDY & DURABLE: The heavy duty bike lock is solid and reliable, covered with a heavy silicone material that keeps from scratching your bike, more solid for daily use, fits for road bikes, mountain bikes, electric bikes, city bikes, gates and fences, etc.
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#3 Budget Pick
Kryptonite New York Fahgettaboutit Mini Bike U-Lock, Heavy Duty Anti-Theft Bicycle U Lock, 18mm Shackle with Keys, Ultimate Security Lock for Bicycles E-Bikes Scooters
Brand: KRYPTONITE
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- 18mm Hardended Max Performance Steel Shackle Resists Hand Tools, Bolt Cutters, and Leverage Attacks
- Interior Locking Dimensions; 3.25" x 6"
- 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 $5,000 Reimbursement for 1 Year Included
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#4 Top Choice
Heavy Duty Anti Theft Bike U Lock with 120cm Security Steel Cable - 16mm Shackle Bicycle U-Locks with Keys for Road Mountain Electric & Folding Bike
Brand: Generic
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- Premium Heavy Duty Bike Lock This bike lock comes with a 16mm heavy duty shackle and has excellent heat resistant and hydraulic shear resistant. Equipped with a 2.6mm silicone cover, it can prevents scratch well and provides excellent safety protection for your bicycle.
- Easy to Install and UseThe combination bike lock is equipped with a 10MM diameter thick steel cable with a length of 120CM and a high-quality mounting bracket, allowing you to easily install and use it without additional tools. It is very user-friendly.
- Precision locking cylinders & 2 Keys The lock core is made of zinc alloy，has a precise structure to prevent technical opening. The key is made of brass，very strong and durable. In addition, the key-hole is very smooth, put the key in the top of the keyhole, can be easily opened. Comes with 2 keys to ensure you have a backup at all times.
- Weatherproof & Wear Resistant Ebike locks heavy duty anti theft chain is wrapped in a durable nylon protector, bike-u -lock outer protector is silicone, weatherproof and suitable for outdoor use, which can effectively prevent your bicycle or other property from being scratched by the heavy duty anti theft u lock and strong motorcycle chain
- Multi-purpose: The motorcycle locks anti theft chain is 120cm long, which is enough to lock 3 to 4 tricycles together, you can also lock motorcycle together with a thick bar, and you can use a electric bike locks in low-risk areas. The heavy duty bike chain has two different sized steel rings, the smaller ring can be threaded through the larger ring and has more locking options. It's perfect for locking electric-motorcycle, motorbikes, e-bikes, electric-scooter, moped, tricycle, bicycle, lawnmowers, gates, fences, ladders, grills, sports equipment and toolboxes. This is the perfect gift for family, friends and students.
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#5 Popular Choice
Mumoo Bear Lock Black Bike Lock with Key, Standard Size U-Lock for Bicycles and Other Outdoor Equipment, Anti-Theft Lock for Bikes
Brand: MUMOO BEAR
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- Hardened steel body resists cutting, sawing and prying.Note: Measure your door's backset, cross bore and thickness to ensure you find the right fit.Note: Measure your door's backset, cross bore and thickness to ensure you find the right fit.
- Boosted Security & Anti-Theft: Thanks to the zinc alloy lock core and alloy steel lock head, this bike U-lock can withstand hydraulic shear forces up to 12 tons. It‘s tough as nails, resisting cutting, sawing, smashing, and drilling to protect your bike from potential theft.
- Protective vinyl coating helps prevent scratching
- Wide Applications: Use the bike locks alone or paired with the steel cable--you make the choice! It‘s perfect for securing bicycles, children’s bikes, electric bikes, ladders, barbecue grills, sports equipment, lawnmowers, gates, and more. Make sure to check the size to ensure a perfect fit.
- Gorgeous Gift: Looking for a great gift for family, friends, or cycling enthusiasts? This U-lock is the perfect choice, especially for those who need to park their bikes in public places. It’s a gift that’s sure to lock in their appreciation.
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#6 Top Pick
Bicycle Chain Lock, Sportneer High Security 5-Digit Resettable Combination Anti-Theft Bike Locks, Portable Outdoors Road Bike Chain Lock for Mountain Bicycles
Brand: Sportneer
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- High Security & Keyless Design: Say goodbye to the hassle of carrying keys and hello to keyless convenience. The advanced 5-digit combination lock offers unparalleled protection, with up to 100,000 possible combinations, making it virtually impossible to crack. This bike chain lock is the perfect choice for those who value safety and convenience above all else.
- Rock-solid & Built to Last : The Sportneer bicycle lock is as tough as nails. Crafted from ultra-thick 0.236"/6mm manganese steel, it boasts unparalleled resistance against cutting and sawing. The lock core, made from sturdy zinc alloy, adds an extra layer of protection, thwarting any attempts at malicious cutting and ensuring long-lasting durability.
- Scratch-Resistant Cover & Dustproof Cap: The flexible high-quality polypropylene fabric cover protects your hands against heat or cold, and prevents chain from rust, and keeps the bike paint from scratches, ensuring the lock lasts for years to come. Plus, the dustproof cap is an added bonus, keeping rainwater and sand out of the lock hole.
- Convenient & Easy to Reset: Setting up and resetting your personalized combination password is a breeze. The initial password is 00000, and when it's time to set a new password, simply keep the number wheels in the correct unlock password state and rotate the reset dial 90° to set the new password. No more worry about forgetting your password or struggling to reset it again.
- Versatile Applications: With options available in lengths of 3.2ft, you can easily lock two bikes together. Better yet, this bike lock is also suitable for a wide range of applications, including bicycles, electric bikes, ladders, lawnmowers, gates, fences, toolboxes, sports equipment, and more.
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#7 Top Pick
Kryptonite Combo Bike U-Lock Standard, Anti-Theft Security Bicycle Lock, 12mm Steel Shackle, 4-Digit Resettable Combination U Lock for Scooter Road Mountain Bikes
Brand: KRYPTONITE
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- 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
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#8 Top Pick
Bike Lock for 2 Bikes with Cable Heavy Duty Hard Steel, 11" Bicycle U Lock Shackle with 2 Keys and Weatherproof Lock Set for Road Bike Folding Bike
Brand: Via Velo
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- ✔️ 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 14mm x7.5 inch U shack to lock and go! Locking your bike and your wheels with 10mm x 1.8 m (6 ft) cable, fast and easy with our quick, no-hassle system. Great bike safety tool
- ✔️HEAVY-DUTY BIKE U LOCK WITH CABLE: This bike u-lock has an extra thickness of 0.6-inch and the U-shape size is 11”x6”, it was also made of HRC55 Rockwell super-hardness stainless steel fully coated with weatherproof PVC and rubber. The extension cable of 6-foot long and 0.4-inch thickness would provide extra protection to both your bike and helmet
- ✔️U Lock Features Extra Long, Heavy Duty Design Extra long u lock with woven steel cable is perfect for securing larger bike frames, two bikes and to a larger variety of bike stands and posts.
- ✔️ WARRANTY AND CUSTOMER SERVICE: 3-year warranty applies to U lock for US, CA, UK, EU Cyclists, 90-day money back policy, 24-hour online customer service. If you are not satisfied with it, you get a full refund unconditionally
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#9 Top Pick
Kryptonite Evolution Mini-7 Bike U-Lock with Cable, Heavy Duty Anti-Theft Bicycle U Lock, 13mm Shackle and 10mm x4ft Length Security Cable with Mounting Bracket and Keys
Brand: KRYPTONITE
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- DURABLE DESIGN: This Anti-Theft bike lock features a 13mm hardened max-performance 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. Includes a 4ft 10mm Steel Looped Cable For Additional Security
- SPECIFICATIONS: U-Lock interior locking dimensions are 3.25 in. x 7 in, 13mm steel shackle with a weight of 3.55 lbs. Bike lock security cable is 4 ft. (1.2 m) long and 10 mm wide in diameter. Includes three stainless steel keys with an ergonomic design
- EASY TRANSFORT with FLEXFRAME-U BRACKET: Includes a versatile FlexFrame U-bracket for quick and secure mounting to your bike frame, ensuring convenient transport without the need for a bag or backpack
- OPTIONAL ANTI-THEFT PROTECTION: Eligible for Kryptonite’s Anti-Theft Protection Offer (ATPO) up to $2,500 coverage for registered locks
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#10 Top Pick
Sportneer Bike Lock: Heavy Duty Anti Theft Bike U Lock with 150cm Security Steel Cable - 17mm Shackle Bicycle U-Locks with Keys for Road Mountain Electric & Folding Bike (Black)
Brand: Sportneer
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- Portable & Rugged: The Sportneer bike u lock is both portable and heavy-duty. It measures 7.76x5.02inches, with a thickness of 0.67inches/17mm, and weights 1.64lbs. Plus, its unique polygonal lock body design and silicone coating resist water, dust, and dirt, keeping your bike scratch-free and in tip-top shape.
- Easy to Install & Use: Equipped with a 5ft steel cable and a bracket, the bike lock can secure wheels, frames, or other bikes to posts, fences, or poles. Better yet, the bracket fits bike tubes with a diameter under 26mm/1.02inch-38mm/1.5inch, allowing you to lick your bike with ease.
- Boosted Security & Anti-Theft: Thanks to the zinc alloy lock core and alloy steel lock head, this bike U-lock can withstand hydraulic shear forces up to 12 tons. It‘s tough as nails, resisting cutting, sawing, smashing, and drilling to protect your bike from potential theft.
- Added Convenience and Peace-of-Mind: No more stress of being locked out if you lose your primary key. For extra peace of mind, we’ve included two bike lock keys so that you can carry one and keep the spare at home or in the office, ensuring you won‘t be stranded without access to your bike.
- Wide Applications: Use the bike locks alone or paired with the steel cable--you make the choice! It‘s perfect for securing bicycles, children’s bikes, electric bikes, ladders, barbecue grills, sports equipment, lawnmowers, gates, and more. Make sure to check the size to ensure a perfect fit.
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