Best Portable Cycling Chain Locks of 2025

Luke Dobson Avatar
Luke Dobson
Last Updated: 7 Feb 2025

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Portable cycling chain locks are an essential accessory for any bike rider who wants to secure their bike when leaving it unattended. These locks are designed to be lightweight and compact, making them easy to carry in a bag or attach to a bike frame. They provide a high level of security for your bike, with strong chains and durable locks that are difficult to cut or break. With a range of lengths and thicknesses available, you can choose the lock that best suits your needs. These locks are a must-have for anyone who wants to protect their bike from theft.

At a Glance: Our Top Picks

Sportneer Heavy Duty Bike Chain Lock Cover #TOP 1
Sportneer Heavy Duty Bike Chain Lock
ftb score rating icon 9.8
Bicycle Lock, 2 PCS Portable Bike Locks Chain Password Combination Security Lock Anti-Theft Resettable 3 Digit Locks Cover #TOP 2
Bicycle Lock, 2 PCS Portable Bike Locks Chain Password Combination Security Lock Anti-Theft Resettable 3 Digit Locks
ftb score rating icon 9.7
Titanker Bike Chain Lock, Heavy Duty Bicycle Lock Cover #TOP 3
Titanker Bike Chain Lock, Heavy Duty Bicycle Lock
ftb score rating icon 9.5

Top 6 Portable Cycling Chain Locks

Sportneer Heavy Duty Bike Chain Lock

98ca82c4-bbe3-4567-a453-12c4b1bc73a9
Black
8mm*100cm
Sportneer Heavy Duty Bike Chain Lock Cover
Sportneer Bike Chain Lock Heavy Duty Bicycle Lock 8mm Dia Thick High Security Anti-Theft Cycling Locks Uncuttable Portable with 2 Keys for Scooter, Bike, Motorcycle, Door, Gate, Fence, Grill

The Sportneer Bike Lock features an ultra-thick 8mm chain made from premium manganese steel, ensuring your property remains secure against theft. Its waterproof and dirt-proof cap keeps the keyhole clean and functional, saving you time during use. Additionally, the wear-resistant protective cover prevents scratches on your bike, maintaining its appearance. The sturdy copper keys are designed for strength and durability, allowing you to keep a backup key at home for convenience. This versatile lock is perfect for securing not just bikes, but gates, doors, and other valuables as well.

What We Like
Ultra-thick chain for security
Waterproof and dirt-proof cap
Wear-resistant protective cover
Sturdy copper keys
Versatile for various items
#TOP 2

Bicycle Lock, 2 PCS Portable Bike Locks Chain Password Combination Security Lock Anti-Theft Resettable 3 Digit Locks

XLDZ000314
Black, White
Bicycle Lock, 2 PCS Portable Bike Locks Chain Password Combination Security Lock Anti-Theft Resettable 3 Digit Locks Cover
Bicycle Lock, 2 PCS Portable Bike Locks Chain Password Combination Security Lock Anti-Theft Resettable 3 Digit Locks for Motorcycle Helmet Scooter Luggage (Black,White)

Features
[Small And Light] Reliable, Safe, Convenient To Carry, And Even Put Them In Your Pocket. This Bike Locks Is Made Of Lightweight And High -Intensity Materials, Durable, Waterproof And Rust, Not Easy To Break Or Damage
[Security Lock] This Bicycle Lock Does Not Need A Key, Only Your Personal 3 -Digit Digital Password, So That Only You Can Open It Without A Key. Easy To Set. Quickly Open And Close The System
[Safety And Anti -Theft Protection] As A Practical Password Locks For Children's Scooters, Ski Equipment, Sleds, Buggies, Prams, Garden Furniture, Luggage And Motorbike And Bicycle Helmets; Also Suitable As A Grill Lock, Ski Lock
[Flexible Cable] High -Strength, Flexible, Woven Steel Wire Spiral, Diameter 4, And The Length Of The Tensile Can Reach 90 Cm. It Is Covered By PVC Materials And Has A Better Protective Effect. It Is Very Suitable For The Clothes That Are Used For Fixed Riders
[Complete Kit] 2PCS Password Security Lock + Weaving Steel Cable. Special Innovative Safety Accessories For Motorcycle Helmets And Bicycles, Scooters, Etc.
#TOP 3

Titanker Bike Chain Lock, Heavy Duty Bicycle Lock

1030200300018
Black
Titanker Bike Chain Lock, Heavy Duty Bicycle Lock Cover
Titanker Bike Chain Lock, Heavy Duty Bicycle Lock, High Security Cycling Locks with 2 Keys, Anti-Theft Lock Chain for Bike Motorcycle, Bicycle, Door, Gate, Fence, Grill (920mm x 6mm)

Features
Protective Cloth Sleeve & Dust Proof Cover: The Chain Of This Bicycle Lock Is Enclosed In Protective Cloth Sleeve That Could Effectively Protect The Chain Locks From Being Rusted And Scratched. And The Dust Cover Can Protect Your Keyhole From Rain And Dust.
High Security Bike Lock: With 6mm Thick Security Heavy-Duty Chain Links, Our Bike Chain Lock Is Made Of Heavy-Duty Steel Known For Its Cut-Resistance. Regular Lubrication For The Lock Hole And Keyhole Will Prolong The Lock's Service Time.
Widely Used: Ideal For Bicycles, Motorcycles, Ladders, Lawnmowers, Stroller, Scooter, Fences, Tool Boxes, Sport Equipment And Etc. Great For Tethering Your Bike To A Tree Or Rail. Each Security Chain Lock Has Gone Through Strict Quality Check Process, So Please Don't Worry It. If You Have Any Questions, Please Feel Free To Contact Us.
Portable Safe Size: The Overall Length Of The Heavy Bicycle Lock Is About 92cm. This Gives Plenty Of Length To Fasten It To Railings Or Wherever You Wish To Fasten It To. The Links Are About 5cm Long And About 6mm Thick.
Come With Two Keys: Bike Locks Will Come With A Spare Key To Prevent Key Loss. The Barrel Of The Lock Spins To Make Locking And Unlocking It More Convenient, Easy To Use. Safety Tips: Never Leave Your Bike Locked Outside For Long Periods Of Time. Especially In High Crime Areas. No Bike Lock Is 100% Secure.

Bike Lock Heavy Duty, Diyife 1m Anti-Theft High Security Chain Lock

TAL63
Black
Bike Lock Heavy Duty, Diyife 1m Anti-Theft High Security Chain Lock Cover
Bike Lock Heavy Duty, [3 Keys] Diyife 1m Anti-Theft High Security Chain Lock, Weatherproof Bicycle Lock Padlock for Bike Bicycle, Motorcycle, Scooter, Door, Gate, Fence

Features
[Anti-Theft] The Upgraded Version Of The Lock Cylinder Has A Sophisticated Structure To Prevent Technical Unlocking. The 3 Keys Can Be Pulled Out After Being Locked To Prevent Forgetting
[Anti-Saw Anti-Cut] Diyife Bicycle Chain Lock Is Made Of High-Strength Stainless Steel, 6 Mm Thick, And Weighs 0.5 Kg, Which Can Effectively Resist The Attack Of Saw Blades And Other Tools
[Wide Use] Perfect Medium Length And Compressive Strength, Can Be Used Anywhere You Want To Use Such As Bicycle, Motorbike,door Gate, Gym, Fence, Etc
[Waterproof, Anticorrosive And Antirust] The Protective Cover Made Of Wear-Resistant Cloth Is Waterproof, Dustproof And Anti-Friction, Bringing A Comfortable Use Experience. The Exposed Part Of The Surface Is Nickel-Plated To Effectively Prevent Rust
[Portable] Medium Size Design, Can Be Put Into A Backpack Or Hung On A Bicycle, Easy To Carry. If You Have Any Issues, Questions, Or Concerns. Please Contact Us
#TOP 5

Bike Chain Lock, 80cm Bike Bicycle Wheelchair Lock,Heavy Duty Bicycle Lock,Chain Lock,High Security Cycling Locks with 2 Keys, Anti-Theft Lock Chain for Bicycle,Bike Motorcycle, Door, Gate

WenTigDY
Black
Bike Chain Lock, 80cm Bike Bicycle Wheelchair Lock,Heavy Duty Bicycle Lock,Chain Lock,High Security Cycling Locks with 2 Keys, Anti-Theft Lock Chain for Bicycle,Bike Motorcycle, Door, Gate Cover
Bike Chain Lock, 80cm Bike Bicycle Wheelchair Lock,Heavy Duty Bicycle Lock,Chain Lock,High Security Cycling Locks with 2 Keys, Anti-Theft Lock Chain for Bicycle,Bike Motorcycle, Door, Gate, Fence,

Features
Waterproof Dust Cover. The Bike Combination Lock Is Galvanised With A Waterproof Coating For Easy Use In Rainy Days. Covered With Non-Woven Fabric, It Can Reduce Chain Wear.
Material: Bicycle Chain Locks Feature 6mm Thick Secure Heavy Duty Links Made From Heavy Duty Steel Known For Its Resistance To Cutting. Regular Lubrication Of The Lock And Keyhole Will Extend The Life Of The Lock.
Versatile: Suitable For Bicycles, Motorbikes, Ladders, Lawnmowers, Prams, Scooters, Fences, Toolboxes, Sports Equipment And More. Great For Chaining Your Bike To A Tree Or Fence.
Safety Tips:Never Lock Your Bike Outside For Long Periods Of Time. Especially In High Crime Areas. No Bicycle Lock Is 100% Secure.
Comes With Two Keys: The Bike Lock Comes With A Spare Key To Prevent Key Loss. SAFETY TIP: Never Lock Your Bike Outside For A Long Time.
#TOP 6

Diyife Bike Lock Heavy Duty

18805b5d-1343-4569-b713-9467d6e4fdbb
Black
Diyife Bike Lock Heavy Duty Cover
Diyife Bike Lock Heavy Duty, [Reforced Version] [4 Keys] 1m x 6mm Anti-Theft Bike Chain Lock High Security, Weatherproof Bicycle Lock 50mm Padlock for Bike, Motorcycle, Scooter, Door, Gate, Fence

Features
[Anti-Theft, Padlock With Wraped Beam Design] 50mm Heavy Duty Padlock. The Upgraded Version Of The Lock Cylinder Has A Sophisticated Structure To Prevent Technical Unlocking. The 4 Keys Can Be Pulled Out After Being Locked To Prevent Forgetting.
[Anti-Cut, Thicker And Stronger] Diyife New Version Bicycle Chain Lock Is Made Of High-Strength Stainless Steel, 6mm Thick, 1m Long And Weighs 0.85kg, Which Can Effectively Resist The Attack Of Saw Blades And Other Tools.
[Wide Use] Perfect Medium Length And Compressive Strength, Can Be Used Anywhere You Want To Use Such As Bicycle, Motorbike, Door Gate, Gym, Fence, Shed, Etc.
[Waterproof, Anticorrosive And Antirust] The Protective Cover Made Of Wear-Resistant Cloth Is Waterproof, Dustproof And Anti-Friction, Bringing A Comfortable Use Experience. The Exposed Part Of The Surface Is Nickel-Plated To Effectively Prevent Rust.
[Portable] Medium Size Design, Can Be Put Into A Backpack Or Hung On A Bicycle, Easy To Carry. If You Have Any Issues, Questions, Or Concerns. Please Contact Us ![Warranty] We Provide A 45 Days Money Back And 12-Month Worry-Free Service
Buying Guide Image

Frequently Asked Questions (FAQs)

1. Are chain locks safe?

Stationary Chains And they're not susceptible to the leverage attacks that can defeat U-locks. So they are probably the most secure of all bike locks.

2. Are Kryptonite locks worth it?

The best bike lock With a dual-locking hardened 13 mm shackle, an included cable, and a free year of anti-theft protection, the Kryptonite New-U Evolution Mini-7 is a good deterrent at a reasonable price.

3. How do I lock my bike to prevent theft?

Lock both wheels and the frame of your bike to a cycle stand or other immoveable object. Use designated parking areas where possible. Make sure the locks go through the bike frame as well as both wheels and the post you are securing it to. Otherwise, a thief may steal the bike and leave the wheels behind.

Editor's Notes

During our portable cycling chain lock research, we found 129 portable cycling chain lock products and shortlisted 6 quality products. We collected and analyzed 57,689 customer reviews through our big data system to write the portable cycling chain locks list. We found that most customers choose portable cycling chain locks with an average price of £11.79.

The portable cycling chain locks are available for purchase. We have researched hundreds of brands and picked the top brands of portable cycling chain locks, including Sportneer, NCOALE, Titanker, Diyife, WenTigDY. The seller of top 1 product has received honest feedback from 1,310 consumers with an average rating of 4.9.

Written by
Luke Dobson Avatar

Luke is a runner, a climber, hiker, hunter, and a lot more. Luke Dobson is Celtic-born and has lived most of his life in Scotland. However, his sporting endeavours have taken him to several countries around Europe. He serves as a tour guide for countless companies and owns a couple of gyms and recreational centres in Scotland. Luke Dobson is proficient in 7 different languages. He maintains many sport article columns where he shares his wealth of experience in the sport industry.