10 Best U Lock Bikes Reviewed as of November 2023

Reviews Scanned

Master Lock U-Lock Bike Lock with Key, U-Lock for Bicycles, Lock for Outdoor Equipment, Black

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

Schwinn Basic U Lock Bike with 2 Keys, Anti Theft Bicycle Lock, Black, Security Level 4

Hardened steel shackle is durable and designed to keep your bike safe, remember to measure your door's backset, cross bore and thickness to ensure you find the right fit
Durable steel U-lock withstands 5,000 of cutting force for maximum theft deterrence
Vinyl covering on both the U-Lock and cable ensures secure locking that is resistant to weather and prevents scratching
Comes with mounting bracket so you can mount directly to your bike
Includes a pair of keys, ensuring you always have a backup and never need to remember a combination

Sale3

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

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

Kryptonite Bike U-Lock with Braided Steel Cable, High Security Anti-Theft Bicycle U Lock, 12mm Shackle and 8mm x4ft Length Security Cable with Keys for Scooter Road Mountain Bikes,Black

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
KEY SAFE PROGRAM: Kryptonite will ship your first 2 keys for free, globally, in the event you lose them. Register your unique key code on our website so you can order new keys if you ever misplace them
ANTI-THEFT PROTECTION OFFER (ATPO): 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

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

【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.

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Bike U Lock with Cable - Via Velo Heavy Duty Bicycle U-Lock,14mm Shackle and 10mm x1.8m Cable with Mounting Bracket for Road, Mountain, Electric & Folding Bike

✔️ 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

Sale7

Bell Catalyst 200 Mini Bicycle U-Lock,Black

6” 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

Sale8

Kryptonite Kryptolok Standard Bike U-Lock with Cable, Heavy Duty Anti-Theft Bicycle U Lock, 12.7mm Shackle and 10mm x 4ft Length Security Cable with Mounting Bracket and Keys

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

Sale9

Kryptonite Keeper Standard Bike U-Lock, Heavy Duty Anti-Theft Bicycle U Lock Sold Secure Silver, 12mm Shackle with Mounting Bracket and Keys for Bike, Motorcycle, Scooter, Bicycle, Door, Gate, Fence

12mm Hardened Steel Shackle Resists Hand Tools, Bolt Cutters, and Leverage Attacks
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 $500 Reimbursement
Lifetime

Sale10

KEMIMOTO Bike U Lock with Cable, Bike Locks Heavy Duty Anti-Theft, with Shackle and 10mm x1.8m Cable with Mounting Bracket, Sturdy U Bike Lock for Mountain Bikes, Ebikes, Motorcycles, Scooters

【SECURITY】This Bike U-lock offers comprehensive security features that meet all your needs. The heavy-duty 14.6mm U-lock that is durable and easy to use, along with an 1800mm cable that provides solid security in any location.
【STURDY】The bicycle lock cylinder is made of C-grade pure copper blades, featuring a precise structure that prevents unauthorized opening using various technologies. This u bike lock is made of plastic on the outside and a 14.6mm hardened high-performance alloy steel cylinder on the inside, which can resist cutting and lever attacks, increasing the sturdiness and durability of the lock.
【CONVENIENCE】2 keys for convenience! The bike U-lock comes with 2 keys. Use one key for your daily needs, and keep the other as a backup in case of emergencies or accidental loss.
【DURABLE ALL-WEATHER PROTECTION】The Bike U-lock is designed to resist corrosion from water, dust, and dirt, ensuring a longer lifespan for your lock. With all-weather performance, you can have peace of mind and better security in any condition.
【EASY INSTALLATION】The mounting bracket holder is easy to install with clear instructions included for your convenience. This simple installation allows you to store your bike lock quickly and easily while on a ride.

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