10 Best chain locks of 2025

Explore top picks

Best Choice

1

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.
9.9

Exceptional

Our Rating

9.5
Comfort

9.5
Durability

9.3
Lock Feature
How do we rank?

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Based on millions of stores and reviews

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Analyzing top stores
Value for Money

2

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.
9.6

Exceptional

Our Rating

9.3
Durability

8.9
Lock Feature

8.9
Security
3

fitoon

Fitoon 2 Pack Door Chain Lock Black, Security Door Chain for Inside Door, Premium Thickened Chain Door Lock with 12 Screws
9.5

Excellent

Our Rating
4

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
9.3

Excellent

Our Rating

9.9
lasts a long time

9.9
Light weight

9.9
Simple to use
5

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
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
9.1

Excellent

Our Rating

9.5
Simple to use

9.1
lasts a long time

9.1
Durability
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6

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
8.8

Very Good

Our Rating

8.0
lock easily

8.0
Durability

8.0
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
8.7

Very Good

Our Rating

9.1
Simple to use

8.2
Durability

8.0
lasts a long time
8

Titanker
Titanker Heavy Duty Bicycle Lock Chain with Keys - 3 Feet Anti-Theft Lock for Bikes, Motorcycles, Doors, Gates, Fences, Grills (6mm Thick)
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
8.6

Very Good

Our Rating

9.5
Simple to use

9.5
lock easily

9.1
worth the money
9

INBOF

INBOF 2 Pack Door Chain Lock, Premium Thickened Lock with 12 Screws, Stainless Steel Locks for Inside Door, Better Security and Protection Your Home Family
8.5

Good

Our Rating
10

QBXMY7

QBXMY7 40 inch/1 Meter Stainless Steel Security Chain Lock with Anti-Cut Padlock & 2 Keys - Heavy Duty Anti-Theft Protection for Bicycle, Motorcycle, Scooter, Door, Fence, Garage
8.2

Good

Our Rating

10 Best chain locks of 2025

1

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

How do we rank?

How do we rank?

Analyzing top stores

2

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

3

Fitoon 2 Pack Door Chain Lock Black, Security Door Chain for Inside Door, Premium Thickened Chain Door Lock with 12 Screws

4

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

5

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

6

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

8.0

8.0

8.0

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

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

9

INBOF 2 Pack Door Chain Lock, Premium Thickened Lock with 12 Screws, Stainless Steel Locks for Inside Door, Better Security and Protection Your Home Family

10

QBXMY7 40 inch/1 Meter Stainless Steel Security Chain Lock with Anti-Cut Padlock & 2 Keys - Heavy Duty Anti-Theft Protection for Bicycle, Motorcycle, Scooter, Door, Fence, Garage

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