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Best Bike Chain Locks

From leading brands and best sellers available on the web.
#1

Winner

Master Lock Bike Cable Lock 5' x 1/

Master Lock

Master Lock Bike Cable Lock 5' x 1/2" Heavy Duty Anti-Theft Bike Lock Steel Cable with Black Weather Resistant Vinyl Coating for Bikes, Ebikes & Scooters, 5 Feet Long, 8370D

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#2
Kryptonite Evolution 1090 Bike Chai

Kryptonite

Kryptonite Evolution 1090 Bike Chain Lock, 3 Feet Long 10mm Steel Maximum Security Anti-Theft Chain with Keys, Sold Secure Gold Heavy-Duty Protection for E-Bikes, Motorcycles & Outdoor Gear

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#3
Kryptonite New York Fahgettaboudit

Kryptonite

Kryptonite New York Fahgettaboudit 1415 Bike Chain Lock, 14mm Hardened Steel Chain, 3.25 ft Heavy Duty Anti-Theft Bicycle Lock with Keys, 10/10 Security for Bikes, E-Bikes, Scooters

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#4
NDakter Bike Chain Lock, 5 Digit Co

NDakter

33%OFF

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NDakter Bike Chain Lock, 5 Digit Combination Heavy Duty Anti Theft Bicycle Chain Lock, 3.2/4.27/5Ft Long Security Resettable Bike Locks for Bike, Bicycle, Scooter, Motorcycle, Door, Gate, Fence

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#5
Kryptonite New York Legend 1515 Bik

Kryptonite

7%OFF

Kryptonite New York Legend 1515 Bike Chain Lock, 5 Feet Long 14.5mm Steel Chain 14.7 Pounds Heavy Duty Anti-Theft Bicycle Chain Lock with Keys, 10/10 Security Rating for E-Bike, Motorcycle, E-Scooter

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#6
Kryptonite Keeper 712 Bike Chain Lo

Kryptonite

15%OFF

Kryptonite Keeper 712 Bike Chain Lock, 4 Feet Long Heavy Duty Anti-Theft Bicycle Chain Lock with Keys for Bike, Motorcycle, Scooter, Bicycle, Door, Gate, Fence

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#7
Master Lock Bike Lock Cable with Co

Master Lock

Master Lock Bike Lock Cable with Combination 4ft Black Bicycle Lock with Vinyl Coating 8143D

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#8
Kryptonite New York FAHGETTABOUDIT

Kryptonite

19%OFF

Kryptonite New York FAHGETTABOUDIT 1410 Bike Chain Lock, 3.28 Feet Long 14mm Steel Chain Heavy Duty Anti-Theft Bicycle Chain Lock with Keys, 10/10 Security Rating for E-Bike, Motorcycle, Scooter

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#9
Kryptonite Keeper 785 Bike Chain Lo

Kryptonite

Kryptonite Keeper 785 Bike Chain Lock, 2.8 Feet Long Heavy Duty Anti-Theft Bicycle Chain Lock with Keys for Bike, Motorcycle, Scooter, Bicycle, Door, Gate, Fence,Red, 33.5 Inch

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#10
Kryptonite Keeper 785 Bike Chain Lo

Kryptonite

Kryptonite Keeper 785 Bike Chain Lock, 2.8 Feet Long Heavy Duty Anti-Theft Bicycle Chain Lock with Keys for Bike, Motorcycle, Scooter, Bicycle, Door, Gate, Fence

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Buying Guide for the Best Bike Chain Locks

Choosing the right bike chain lock is crucial for ensuring the security of your bicycle. A good bike lock can deter thieves and give you peace of mind when leaving your bike unattended. When selecting a bike chain lock, consider the following key specifications to find the best fit for your needs.
MaterialThe material of the bike chain lock is important because it determines the lock's strength and resistance to cutting or breaking. Common materials include hardened steel, titanium, and alloy steel. Hardened steel is very strong and resistant to cutting, making it a popular choice for high-security locks. Titanium is lighter but still offers good strength, while alloy steel provides a balance between strength and weight. Choose a material based on the level of security you need and how much weight you are willing to carry.
Chain ThicknessChain thickness refers to the diameter of the individual links in the chain. Thicker chains are generally more resistant to cutting and sawing. Chain thickness typically ranges from 7mm to 12mm or more. For high-risk areas, a thicker chain (10mm or more) is recommended, as it provides better security. For lower-risk areas or if you need a lighter lock, a thinner chain (7-9mm) may suffice. Consider the level of security you need and the convenience of carrying the lock when choosing the chain thickness.
LengthThe length of the bike chain lock determines how easily you can secure your bike to various objects. Longer chains offer more flexibility in terms of where you can lock your bike, but they are also heavier and bulkier to carry. Chain lengths typically range from 60cm to 150cm or more. If you often lock your bike in different locations, a longer chain (100cm or more) may be more convenient. For consistent locking spots, a shorter chain (60-90cm) might be sufficient and easier to manage.
Locking MechanismThe locking mechanism is the part of the lock that secures the chain and prevents it from being opened without the key or combination. Common types include key locks, combination locks, and integrated locks. Key locks offer high security but require you to keep track of the key. Combination locks are convenient as you don't need a key, but they may be less secure if the combination is easy to guess. Integrated locks combine the chain and lock into one unit, offering convenience and security. Choose a locking mechanism based on your preference for convenience and security.
WeightThe weight of the bike chain lock is important for portability and ease of use. Heavier locks are generally more secure but can be cumbersome to carry around. Lighter locks are easier to transport but may offer less security. Weights can range from under 1kg to over 3kg. If you need to carry the lock frequently, consider a lighter option that still provides adequate security. If the lock will mostly stay in one place, a heavier, more secure lock might be a better choice.
Weather ResistanceWeather resistance refers to the lock's ability to withstand exposure to the elements without rusting or deteriorating. Locks with weather-resistant coatings or materials are better suited for outdoor use. Look for locks that are advertised as weather-resistant or have protective coverings over the chain and lock mechanism. If you plan to leave your bike locked outside frequently, a weather-resistant lock is essential to ensure longevity and reliability.