September 14, 2025

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10 Best chain locks of 2025

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Best Choice

1

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
How do we rank?

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Careful review Our team ensures quality, value, and fit based on real user feedback

Trusted insights AI and human analysis guide your decisions, reflecting real user priorities
Real users impact

Thousands of users trust our site daily

Based on millions of stores and reviews

Shoppers influence our rankings
Analyzing top stores
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

25% Off
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.
9.5

Excellent

Our Rating

9.5
Comfort

9.5
Durability

9.3
Lock Feature
3

fitoon

Fitoon 2 Pack Door Chain Lock Black, Security Door Chain for Inside Door, Premium Thickened Chain Door Lock with 12 Screws
9.4

Excellent

Our Rating
4

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
9.1

Excellent

Our Rating

8.0
lock easily

8.0
Durability

8.0
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
8.9

Very Good

Our Rating

9.5
Simple to use

9.1
lasts a long time

9.1
Durability
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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
8.7

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
8.6

Very Good

Our Rating

9.1
Simple to use

8.2
Durability

8.0
lasts a long time
8

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
8.3

Good

Our Rating
9

Jokmae
Combination Bike Cable Lock - 4 Digit, 32 inch Long Coiled Security Resettable Cable Lock, Anti-Theft Accessories for Mountain Bike, Road Bike, Electric Bicycle, Scooter
Main highlights

Keyless Convenience and Security
The lock offers a 4-digit resettable combination, eliminating the need for keys.

Versatile Outdoor Use
Ideal for securing bicycles, scooters, and more in diverse environments.

Superior Durability
Praised for its sturdy construction and weatherproof materials.
Key specs
- Lock Type:Combination Lock
- Color:Black
- Control Method:Touch
- Material:Steel, Polyvinyl Chloride, Zinc
- Cable Length:2.6 ft, 80cm
8.1

Good

Our Rating

9.5
Durability

8.4
Simple to use

8.4
lock easily
10

PRIME-LINE
Prime-Line Products U 10304 Prime Line U-10304 Standard Door Guard, 3-5/16 X 5/8 in W, Steel Chain/Solid Keeper, 3-5/16 X 5/8" W, Satin Nickel"
Main highlights

Security Locking Device
The U 10304 Chain Door Guard provides additional security by allowing doors to be slightly opened for safe viewing and ventilation, with easy installation included.

Child-Safe Door Security
Ideal for homes with children, this chain lock can be installed out of their reach to prevent them from opening doors and wandering outside.

Easy Installation
Customers consistently praise the ease of installation, noting that it is simple and quick to set up, providing immediate additional security.
Key specs
- color:Satin Nickel
- material:Steel
- special features:Steel Chain
- lock:Chain Door Lock
- finish:Satin Nickel
7.9

Good

Our Rating

9.7
Security

9.1
Easy installation

8.9
lasts a long time

10 Best chain locks of 2025

1

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

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

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

4

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

8.0

8.0

8.0

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

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

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

9

Combination Bike Cable Lock - 4 Digit, 32 inch Long Coiled Security Resettable Cable Lock, Anti-Theft Accessories for Mountain Bike, Road Bike, Electric Bicycle, Scooter

9.5

8.4

8.4

10

Prime-Line Products U 10304 Prime Line U-10304 Standard Door Guard, 3-5/16 X 5/8 in W, Steel Chain/Solid Keeper, 3-5/16 X 5/8" W, Satin Nickel"

9.7

9.1

8.9

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