10 Best Bicycle Lock of August 2025

• Bike lock is best used for basic security as a theft deterrent
• Preset four-digit combination bicycle lock for keyless convenience; combination cannot be changed
• Bike lock cable is self-coiling and features braided steel for strength and flexibility
• Protective vinyl coating prevents the cable from scratching your bike
• Bike cable lock is 4 ft (1.2 m) long with 5/16 in. (8 mm) diameter cable (includes vinyl coating)

Master Lock

• ✔️ 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,250mm x 150mm 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
• ✔️ 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. Rest assured

Via Velo

• Keyless Secure Lock Mechanism: This bike chain lock has advanced 5-digit combination lock, allowing up to 100,000 possible codes making it nearly impossible to crack. Keyless convenience
• Durable Cut Resistance Cable: This bike lock cable is made from 0.27 inch extra thick manganese steel for cut resistance and protective zinc-plated coating to prevent from scratching
• Easy To Set/Reset: Easy to set and reset your own personalized number combination
• Long Flexible Cable: This bike lock is 3.2 feet long, ideal for bicycles, bike, ladders, lawnmowers, gates, fences, tool boxes, bbq, sport equipments and etc..
• Waterproof & Dustproof Cover: A flexible cloth sleeve which covers the chains to protect it from being scratched and sawed, long lifespan

Sportneer

• SECURE & RESETTABLE: Smart 5-digit resettable combination chain lock, much safer than other 4 digit locks. Easy to set your own personalized number combination.
• BRAIDED STEEL & PVC COATING : The bike cable is made of high strength braided steel wire, which can withstand 2.4KN tension and 7KN shear force, more strength and flexibility. And the protective vinyl coating(PVC) helps prevent scratching more durable wear.
• SELF COILING & MOUNTING BRACKET :4 Feet by 1/2 inch cable is long enough for different users; Self coiling design make it easy to carry; Equipped with complimentary mounting bracket, the lock can be easily added to other objects; The quick installation button makes it install or remove the lock conveniently.
• CONVENIENT TO USE: Combination locking mechanism provide keyless convenience and set your own password by easy steps. With keyless convenience lock, you don’t worry about lost the key and forget to carry it.Code design saves you from the hassle of carrying keys. The code is resettable - there are 10,000 combinations you can set, which makes the chances to crack the code only 1/10,0000. The default code is 00000.
• MULTI-PURPOSE: The cable is 4 feet, long enough to lock 2-3 bikes together, or lock your bike to a tree, gate, fence, railing, thick pole and others. The lock can also be used for motorcycles, scooters, skateboards, grills, ladders, doors, lawnmowers and many others.

NDakter

• STURDY & DURABLE: This bike lock is made of 16mm/0.63inch(including 0.1inch environmentally silicone cover) alloy steel which is cutting-resistant, leveraging-resistant, and dill-resistant. The bicycle lock will provide your bike with more safety.
• SAFER: The lock cylinder of the bike lock is made by C grade pure copper blade, which has a precise structure to prevent technical opening. The bike u lock comes with 3 rust-resistant copper keys that have complex serpentine slots, it will be safer.
• CONVENIENT USE: This bike lock comes with a 4feet double looped ends steel cable which is coated with PVC covering, and the whole diameter of the cable is 0.48inch. It will provide your bike with greater locking flexibility and better protection.
• PORTABLE SIZE: The size of the bike lock is 7.68inch*4.9inch. Comes with a mounting bracket that is suitable for all circular tripod in diameter ≤30mm. With the portable size, you can put the bike u lock into your bag or mount it on the frame of your bike.
• EASY INSTALLATION: The mounting bracket holder is easy to install which enables you to store your bike lock quickly when out on a ride. The silicone cover of u lock will protect your bike from scratches. And it will prolong the life of your u lock.

UBULLOX

• 🔒【High Quality, Durable And Strong】- The bicycle U-lock is made of heavy duty's 14mm thicken carbon steel and zinc alloy lock core. It has high security and cut resistance, reliable quality, strong, durable, not easy to damage and aging, and long service life, ensuring provide your bicycle more secure protection.
• 🔒【Security, Anti-theft】- It is made of high-quality hardened carbon steel with a thickness of 14mm. It is resistant to cutting, sawing and prying, so it has excellent safety and can effectively prevent theft. The complex structure of the zinc alloy lock core and the serpentine slot copper key are combined, and it is not easy to open when the lock is closed, which further improves the anti-theft performance and ensures the safety of your property.
• 🔒【Waterproof & Dustproof 】- The outer layer of the bicycle U-lock is covered by 2mm thick PVC material, can effectively waterproof, dustproof and anti-scratches, avoid rainwater penetration and prevent the lock core from rusting. The protective layer can ensure that the lock is prevented from being worn during use, so as to extend the service life of the lock, and it can also protect the bicycle from scratches.
• 🔒【Easy To Use & Carry 】- It adopts unilateral unlocking design, convenient to quickly open and close the bicycle U-lock. Easy to install, the bicycle U-lock can be fixed to the bicycle seat tube using the attached mounting bracket, allows you to quickly store or remove the bicycle U-lock, easy to use at any time, and don’t worry about losing it.
• 🔒【Widely Application】- This bicycle U-lock can be applied to all types of bicycles, and can be widely used in bicycles, motorcycles, office doors, warehouses, gates, fences and store doors. With our bicycle U-lock, you can get maximum security. Please note: do not lose the key, otherwise the lock will not be able to be opened !!

West Biking

• Bike lock is best used for bicycles, ladders, lawn mowers, and sports equipment
• Set your own four digit combination bike lock for keyless convenience, set and reset your combination allowing for thousands of personalized combination code options
• Cable lock is made from braided steel for strength and flexibility; Protective vinyl coating helps to prevent scratches
• Bike cable lock is self-coiling for easy storage
• Bike lock is 6 feet (1.8 meter) long with 5/16 inch (8 millimeter) outside diameter (includes vinyl coating)

Master Lock

• Key lock helps you store your bike more securely
• 5 feet x 8 mm braided steel cable provides convenience and strength
• Tough protective vinyl cover offers weather resistance and prevents scratches
• Includes carrying bracket for easy storage and transport
• Includes 2 keys

Schwinn

• Secure & portable: The key can only be pulled out when locked, which prevents the key from being lost. Titanker bike lock comes with 2 keys. You can take one of the keys to use in daily life, and you can leave another key at home in case you accidentally lose one
• Heavy duty high quality: With 8mm thicker security heavy-duty chain links, our bike lock is made of heavy-duty steel known for it cut-resistance. Lubricate the lock hole and keyhole regularly, this will prolong the lock's service time
• Protective cloth sleeve & dust cover: Chain is enclosed in protective cloth sleeve, which effectively protects the chain from rusting and scratching
• Easy to lock: You don’t need the key to lock, just snap it together go when you lock it. Safety tips: Never leave your bike locked outside for long periods of time. Especially in high crime areas. No bike lock is 100% secure
• Portable safe size: The overall length of the chain lock is about 3.3 feet. The links are about 1.97 inches long and about 0.32 inches inch thick. Lock Weight: 2.5 pounds

Titanker

• ❤️ 4-digit combination locking mechanisms for keyless convenience, easy to use
• ❤️ Engineering plastic shell and flexible steel cables, solid durable
• ❤️ Only 2 feet length, more convenient to use and carry up
• ❤️ Easy to set your own personalized number combination, but please don't forget the number
• ❤️ Ideal for bicycles, skateboards, sports equipment, fences, tools, tool boxes

Sanwo