10 bestBike Locksof June 2025
112M consumers helped this year.
12% off
1
Kryptonite New-U Evolution Mini-7 Heavy Duty Bicycle U Lock with 4’ KryptoFlex Double Loop Bike Cable
Kryptonite
10.0
17% off
2
Kryptonite Evolution 4 Integrated Chain Bicycle Lock
Kryptonite
10.0
3
Kryptonite New-U New York Standard Heavy Duty Bicycle U Lock Bike Lock Black/Yellow, 10
Kryptonite
9.8
4
Kryptonite Keeper 712 Integrated Bicycle Chain Lock 48-Inch (120cm)
Kryptonite
9.6
5
Kryptonite Kryptolok Standard 12.7mm U-Lock Bicycle Lock with FlexFrame-U Bracket & KryptoFlex 410 10mm Looped Bike Security Cable
Kryptonite
9.4
OtherUp to 17% off
ABUS Bordo Folding Lock 6000K with SH Lock Holder - Bicycle Lock with XPlus Cylinder for High Tampering Protection - ABUS Security Level 10 - Length 90 cm
ABUS Bordo 6000C Folding Lock with SH Lock Holder - Hardened Steel Combination Lock - with 4-Digit Code - ABUS Security Level 10 - Length 90 cm
Master Lock Steel Bike Lock Cable, 30 ft. Long x 3/8 in. Diameter Vinyl Coated Cable with Looped Ends, 70DCC,Gray
Hiplok D1000 Unisex All Black Bow Padlock, Closure: 15.5 cm x 9.2 cm
6
Master Lock 8127TRI Bike Lock/Cable, Blue, Green and Red, 3-Pack
Master Lock
9.1
7
Kryptonite Keeper Integrated Chain Bicycle Lock, 32-Inch, Grey
Kryptonite
8.9
10% off
8
Master Lock Bike Lock Cable, Combination Bicycle Lock, Cable Lock for Outdoor Equipment, 2 Pack, 8143T,Black
Master Lock
8.6
5% off
9
Hiplok DX: Maximum Security U Lock Bike Lock, E-Bike Lock
Hiplok
8.3
10
Master Lock 72DPF Heavy Duty Cable, 15 Feet Braided Steel, 3/8-Inch Diameter, Black
Master Lock
8.0
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A Guide to Selecting the Best Bike Locks
Choosing the right bike lock is essential to keep your bicycle safe from theft. There are many types of locks, each with their own strengths and weaknesses. The best lock for you depends on where you park your bike, how long you leave it unattended, and how portable you need the lock to be. Understanding the key features of bike locks will help you make a smart choice that balances security, convenience, and practicality.
Lock Type
The lock type refers to the design and mechanism of the bike lock, such as U-locks, chain locks, cable locks, and folding locks. U-locks are generally considered the most secure and are best for high-risk areas, but they can be heavy and less flexible. Chain locks offer flexibility and can secure your bike to a variety of objects, but their security depends on the thickness and quality of the chain. Cable locks are lightweight and easy to carry, but they are less secure and best for low-risk situations or as a secondary lock. Folding locks combine some flexibility with moderate security and are easy to transport. Your choice should depend on how much security you need and how easy you want the lock to be to carry.
Security Rating
Security ratings are often provided by independent organizations and indicate how resistant a lock is to theft attempts. Ratings usually range from basic to high security. Basic-rated locks are suitable for quick stops in low-risk areas, while high-security locks are designed for long-term parking in public or high-theft areas. When choosing, think about where you usually leave your bike and how long it will be unattended. If you park in busy, urban areas or leave your bike for hours, a higher security rating is important.
Shackle or Chain Thickness
The thickness of the shackle (in U-locks) or the chain (in chain locks) is a key factor in how hard it is to cut through the lock. Thicker shackles or chains (usually 13mm and above) are much harder for thieves to break with bolt cutters, while thinner ones are easier to cut but lighter to carry. If you need maximum security, go for a thicker lock, but if you value portability and only need basic protection, a thinner lock may be enough.
Locking Mechanism
The locking mechanism refers to how the lock is secured and opened, such as key, combination, or smart (electronic) locks. Key locks are common and reliable, but you need to keep track of the key. Combination locks are convenient since you don’t need a key, but they can be less secure if the combination is simple. Smart locks offer features like keyless entry or alarms, but they require batteries and may be more complex. Choose a mechanism that matches your preference for convenience and your comfort with technology.
Portability
Portability is about how easy it is to carry the lock with you. Heavier, bulkier locks offer more security but can be a hassle to transport, especially if you ride long distances or don’t have a bag. Some locks come with mounting brackets for your bike frame, while others are compact enough to fit in a backpack. Think about your daily routine and how much weight or bulk you’re willing to carry when picking a lock.
Length
The length of the lock determines what you can secure your bike to and whether you can lock both the frame and wheels. Shorter locks are lighter and more secure against leverage attacks, but may not fit around larger objects. Longer locks give you more flexibility in where you park, but can be heavier and sometimes less secure. Consider the types of places you usually lock your bike and whether you need to secure more than just the frame.
Weather Resistance
Weather resistance refers to how well the lock can withstand rain, snow, and other elements without rusting or jamming. Locks with weatherproof coatings or covers are less likely to corrode and will last longer, especially if you park your bike outdoors often. If you live in a wet or humid climate, or leave your bike outside regularly, prioritize a lock with good weather resistance.
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