September 14, 2025

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10 Best chain bike locks of 2025

Save up to 26% off

Best Choice

1

Kryptonite
Kryptonite Evolution 1012 Bike Chain Lock, 4 Feet Long 10mm Steel Chain Heavy Duty Anti-Theft Sold Secure Gold Bicycle Chain Lock with Keys for E-Bike, Motorcycle, Scooter, Bicycle, Door, Gate, Fence
Main highlights

High Security Design
Features a 10mm hardened steel chain with a reinforced lock head, resistant to picking and drilling.

Ideal for E-Bikes
Extended length and robust security make it perfect for e-bikes and other high-value bicycles.

Highly Praised Durability
Customers appreciate the durable rubber coating that prevents bike scratches.
Key specs
- Lock Type:Combination Lock
- Shape:Oval
- Length:47.26 inches
- Color:Black
- Material:Steel
9.8

Exceptional

Our Rating
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Value for Money

2

Kryptonite
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,Black
Main highlights

Durable and Secure Design
7mm four-sided chain links of 3T manganese steel offer high security.

Versatile Use Cases
Ideal for securing bikes, motorcycles, scooters, doors, gates, and fences.

Praised for Durability
Customers appreciate the heavy-duty chain and robust design.
9.7

Exceptional

Our Rating

9.5
Comfort

9.5
Durability

9.3
Lock Feature
3

NDakter
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

26% Off
Main highlights

Secure 5-Digit Combination
Features a resettable 5-digit combination lock offering 100,000 possible codes for enhanced security.

Versatile Use Cases
Ideal for securing bikes, scooters, gates, and more in low-risk areas.

Highly Praised Scratch Protection
Customers appreciate the scratch-proof fabric that protects bike frames.
Key specs
- Lock Type:Combination Lock
- Shape:Round
- Length:3.2 feet Long
- Color:Black
- Material:Alloy Steel, Zinc
9.5

Excellent

Our Rating

9.5
Simple to use

9.1
lasts a long time

9.1
Durability
4

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
Main highlights

Durable Security
7mm four-sided chain links made from 3T MANGANESE STEEL ensure maximum protection.

Versatile Usage
Ideal for securing bikes, motorcycles, scooters, gates, and fences.

Customer Satisfaction
Users praise its reliability and theft-deterrent design, even in high-risk areas.
9.2

Excellent

Our Rating

9.3
Durability

8.9
Lock Feature

8.9
Security
5

Titanker
Titanker Heavy Duty Bicycle Lock Chain with Keys - 3 Feet Anti-Theft Lock for Bikes, Motorcycles, Doors, Gates, Fences, Grills (6mm Thick)

10% Off
Main highlights

Cut-resistant Steel Chain
The lock features a 6mm thick heavy-duty steel chain, offering robust cut-resistance for enhanced security.

Versatile Use Cases
Ideal for securing bikes, e-scooters, motorcycles, gates, and more.

Highly Praised Security
Customers frequently commend its sturdiness and ability to deter theft.
Key specs
- Lock Type:Key Lock
- Shape:Round
- Length:3 feet
- Color:Black
- Material:Steel
9.1

Excellent

Our Rating

9.5
Simple to use

9.5
lock easily

9.1
worth the money
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6

Weogine
Bike Chain Lock, Heavy Duty Anti-Theft Bicycle Chain Lock, 2.72 Ft Security Bike Locks with 3 Keys, Waterproof Lock Chain for Bike, Bicycle, Scooter, Motorcycle, Door, Gate, Fence
Main highlights

Heavy Duty Security
Made of heavy-duty alloy steel, anti-drilling and anti-cutting.

Versatile Use
Ideal for bikes, scooters, motorcycles, gates, and more.

Easy to Use
Customers praise the lock's ease of use and lightweight design.
Key specs
- Lock Type:Key Lock
- Shape:Round
- Length:2.72 ft
- Color:Black
- Material:Alloy Steel
8.9

Very Good

Our Rating

9.9
lasts a long time

9.9
Light weight

9.9
Simple to use
7

Sportneer
Sportneer Bike Lock: 5 Digit Combination High Security Anti Theft Bike Chain Lock - 3.2/3.6/4ft Heavy Duty Keyless Bicycle Lock for Bike Motorcycle Scooter Door & Gate - Easy to Use, Bike Accessories
Main highlights

Keyless Security with 100,000 Combinations
The 5-digit combination lock offers keyless convenience with high security, boasting 100,000 possible combinations for enhanced protection.

Ideal for Varied Applications
Perfect for securing bicycles, motorcycles, gates, fences, and more with its versatile 3.2ft length.

Highly Praised for Durability
Customers frequently commend the lock's robust build quality and long-lasting durability.
Key specs
- Lock Type:Combination Lock
- Shape:Round
- Length:3.2ft
- Color:Black
- Material:Alloy Steel, Zinc
8.8

Very Good

Our Rating

9.1
Simple to use

8.2
Durability

8.0
lasts a long time
8

Kryptonite
Kryptonite Keeper 712 Combo Bike Chain Lock, 4 Feet Long 7mm Steel Chain Heavy Duty Anti-Theft Bicycle Chain Lock, 4-Digit Resettable Combination Lock for E-Bike Scooter Road Mountain Bikes
Main highlights

END LINK LOCKING POINT for extensive holding power
Provides superior security with 4-sided 3t manganese steel chain links and 4-digit resettable combination offering over 10,000 codes.

Best Use Scenario for Moderate Security
Ideal for medium to medium/high security needs, perfect as a secondary lock or for use in secure areas like storage rooms or garages.

Highly Praised Feature: Sturdiness and Build Quality
Customers appreciate the robust all-metal construction, which is tough to cut through and offers a good balance between security and weight.
Key specs
- Lock Type:Combination Lock
- Shape:Round
- Length:7 mm x 120 cm
- Color:Black
- Material:Steel
8.7

Very Good

Our Rating

9.7
Lock Feature

9.7
Durability

9.5
lock easily
9

Master Lock
Master Lock Cable Lock, Set Your Own Combination Bike Lock, 6 ft. Long, Black, 8122D
Main highlights

Strong and Flexible Design
Made from braided steel, this lock offers strength and flexibility with rust-resistant and vinyl-coated features for enhanced durability.

Versatile Use for Various Items
Ideal for securing bikes, ATVs, grills, and lawn mowers, both indoors and outdoors.

Highly Praised Security
Customers commend its ability to withstand theft attempts, providing reliable security for valuable items.
Key specs
- Lock Type:Combination Lock
- Color:Black
- Control Method:App
- Material:Vinyl, Steel
- Cable Length:6 ft
8.4

Good

Our Rating

8.0
lock easily

8.0
Durability

8.0
Simple to use
10

Titanker
Titanker Bike Chain Lock with Key, 3.3 Feet Heavy Duty Anti-Theft Bike Lock Chain Security Bicycle Chain Locks for Bike, Motorcycle, Bicycle, Door, Gate, Fence, Grill (8mm Thick Chain, Black)

15% Off
Main highlights

Secure and Durable Construction
Features 8mm thick heavy-duty steel chain links for cut-resistance and enhanced security.

Ideal for Safe Environments
Best used in low-crime areas or as a secondary lock for added security.

Customer Praised Sturdiness
Highly rated for its robust build and effectiveness as a deterrent.
8.3

Good

Our Rating

8.7
Security

8.4
lasts a long time

8.0
Simple to use

10 Best chain bike locks of 2025

1

Kryptonite Evolution 1012 Bike Chain Lock, 4 Feet Long 10mm Steel Chain Heavy Duty Anti-Theft Sold Secure Gold Bicycle Chain Lock with Keys for E-Bike, Motorcycle, Scooter, Bicycle, Door, Gate, Fence

How do we rank?

How do we rank?

Analyzing top stores

2

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,Black

9.5

9.5

9.3

3

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

9.5

9.1

9.1

4

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

9.3

8.9

8.9

5

Titanker Heavy Duty Bicycle Lock Chain with Keys - 3 Feet Anti-Theft Lock for Bikes, Motorcycles, Doors, Gates, Fences, Grills (6mm Thick)

9.5

9.5

9.1

6

Bike Chain Lock, Heavy Duty Anti-Theft Bicycle Chain Lock, 2.72 Ft Security Bike Locks with 3 Keys, Waterproof Lock Chain for Bike, Bicycle, Scooter, Motorcycle, Door, Gate, Fence

9.9

9.9

9.9

7

Sportneer Bike Lock: 5 Digit Combination High Security Anti Theft Bike Chain Lock - 3.2/3.6/4ft Heavy Duty Keyless Bicycle Lock for Bike Motorcycle Scooter Door & Gate - Easy to Use, Bike Accessories

9.1

8.2

8.0

8

Kryptonite Keeper 712 Combo Bike Chain Lock, 4 Feet Long 7mm Steel Chain Heavy Duty Anti-Theft Bicycle Chain Lock, 4-Digit Resettable Combination Lock for E-Bike Scooter Road Mountain Bikes

9.7

9.7

9.5

9

Master Lock Cable Lock, Set Your Own Combination Bike Lock, 6 ft. Long, Black, 8122D

8.0

8.0

8.0

10

Titanker Bike Chain Lock with Key, 3.3 Feet Heavy Duty Anti-Theft Bike Lock Chain Security Bicycle Chain Locks for Bike, Motorcycle, Bicycle, Door, Gate, Fence, Grill (8mm Thick Chain, Black)

8.7

8.4

8.0

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