10 Best chain locks of 2025

Save up to 70% off

Best Choice

1

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.
9.9

Exceptional

Our Rating

9.5
Simple to use

9.5
lock easily

9.1
worth the money
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Value for Money

2

Bupto

Heavy Duty Weather-Resistant Padlock with Chain, Anti-Theft Advanced Hardened Security Chain Lock for Fences, Backyard Gates, Motorcycles, Bicycles, Outdoor Furniture (Lock+Chain)
9.7

Exceptional

Our Rating
3

fitoon

Fitoon 2 Pack Door Chain Lock Black, Security Door Chain for Inside Door, Premium Thickened Chain Door Lock with 12 Screws
9.6

Exceptional

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.
9.4

Excellent

Our Rating

9.9
lasts a long time

9.9
Light weight

9.9
Simple to use
5

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"

70% Off
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.
9.2

Excellent

Our Rating

9.7
Security

9.1
Easy installation

8.9
lasts a long time
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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.
8.9

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

50% Off
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.
8.8

Very Good

Our Rating

9.1
Simple to use

8.2
Durability

8.0
lasts a long time
8

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.
8.6

Very Good

Our Rating

9.5
Simple to use

9.1
lasts a long time

9.1
Durability
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

14% Off
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.
8.4

Good

Our Rating

9.5
Durability

8.4
Simple to use

8.4
lock easily
10

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
8.3

Good

Our Rating

10 Best chain locks of 2025

1

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

How do we rank?

How do we rank?

Analyzing top stores

2

Heavy Duty Weather-Resistant Padlock with Chain, Anti-Theft Advanced Hardened Security Chain Lock for Fences, Backyard Gates, Motorcycles, Bicycles, Outdoor Furniture (Lock+Chain)

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

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

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

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

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

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

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