10 Best Bike Chain Lock of December 2025

• Bike lock is best used for basic security as a theft deterrent
• Preset four-digit combination bicycle lock for keyless convenience; combination cannot be changed
• Bike lock cable is self-coiling and features braided steel for strength and flexibility
• Protective vinyl coating prevents the cable from scratching your bike
• Bike cable lock is 4 ft (1.2 m) long with 5/16 in. (8 mm) diameter cable (includes vinyl coating)

Master Lock

• Cinch Chain | 3' 3" Cinch Ring Security Chain
• 3' 3''chain has 1/2" triple heat treated manganese steel links
• This security chain is designed for use in high risk locations
• Resists attacks from bolt cutters, saws, hammers and chisels
• Cinch ring design for more usable length and ease of use with Schrage high security padlocks

SCHLAGE

• 5-DIGIT COMBINATION: Comes with a 5-Digit resettable combination locking mechanism, this bicycle lock allows up to 100,000 possible codes making it nearly impossible to crack, which is safer than other 4 digit locks. Never need to worry about losing keys.
• HUMANISED DESIGN: The smooth lock head of this bike chain lock is made of PE plastic which helps you turn the lock accurately without blocking. The combination bike lock comes with a flexible protective cloth sleeve which can protect the bike from scratch.
• STURDY & DURABLE: It's hard to break through as the lock cylinder of the bike lock is made of zinc alloy. The bike chain lock is made of 0.24inch alloy steel which is drill-resistant and anti-tech unlocking. It will provide your bike with more safety.
• WIDE APPLICATION: This bike chain lock has a wide application which is ideal for bicycle, motorcycle, gates, fences, grills, tool boxes, ladders, etc. Just use it to freely protect your valuable objects as long as this bike lock is suitable for you.
• PORTABLE SIZE: The total length of this bike lock chain is 36inch and the weight of which is 1.71lb. You can just wrap the combination bike lock on your bike frame or just put it into your backpack to enjoy your beautiful day like never before!

UBULLOX

• 14mm six-sided chain links made of 3t HARDENED MANGANESE STEEL for ultimate strength
• Durable, protective nylon cover with hook-n-loop fasteners to hold in place
• Includes maximum security New York Disc Lock with 15mm MAX-PERFORMANCE STEEL SHACKLE
• Patented*, oval hardened STEEL CROSSBAR for extra security
• Hardened DOUBLE DEADBOLT locking for extensive holding power
• HIGH SECURITY DISC-STYLE CYLINDER with reinforced anti-drill, anti-pull protection system
• SLIDING DUSTCOVER protects and extends cylinder life
• 3 STAINLESS STEEL KEYS – one lighted with high intensity bulb and replaceable battery
• Key Safe Program
• Product dimensions: 5’ (150cm) chain length, 15mm shackle diameter

Kryptonite

• Key lock helps you store your bike more securely
• 5 feet x 8 mm braided steel cable provides convenience and strength
• Tough protective vinyl cover offers weather resistance and prevents scratches
• Includes carrying bracket for easy storage and transport
• Includes 2 keys

Schwinn

• Now available in 3 new colors: grey, red, & purple
• 7mm four-sided chain links made from 3T MANGANESE STEEL
• Patent-pending END LINK DESIGN secures chain to hardened deadbolt eliminating critical vulnerability
• Hardened DEADBOLT DEDSIGN provides extra holding power
• HIGH SECURITY DISC-STYLE CYLINDER is pick and drill resistant
• Includes 2 NEW ERGONOMIC "I" KEYS
• Durable WEATHER-RESISTANT nylon sleeve prevents scratches
• Key Safe Program
• Product dimensions: 33.5” (85cm) chain length

Kryptonite

• Bike lock is best used for bicycles, ladders, lawn mowers, and sports equipment
• Set your own four digit combination bike lock for keyless convenience, set and reset your combination allowing for thousands of personalized combination code options
• Cable lock is made from braided steel for strength and flexibility; Protective vinyl coating helps to prevent scratches
• Bike cable lock is self-coiling for easy storage
• Bike lock is 6 feet (1.8 meter) long with 5/16 inch (8 millimeter) outside diameter (includes vinyl coating)

Master Lock

• Secure & portable: The key can only be pulled out when locked, which prevents the key from being lost. Titanker bike lock comes with 2 keys. You can take one of the keys to use in daily life, and you can leave another key at home in case you accidentally lose one
• Heavy duty high quality: With 8mm thicker security heavy-duty chain links, our bike lock is made of heavy-duty steel known for it cut-resistance. Lubricate the lock hole and keyhole regularly, this will prolong the lock's service time
• Protective cloth sleeve & dust cover: Chain is enclosed in protective cloth sleeve, which effectively protects the chain from rusting and scratching
• Easy to lock: You don’t need the key to lock, just snap it together go when you lock it. Safety tips: Never leave your bike locked outside for long periods of time. Especially in high crime areas. No bike lock is 100% secure
• Portable safe size: The overall length of the chain lock is about 3.3 feet. The links are about 1.97 inches long and about 0.32 inches inch thick. Lock Weight: 2.5 pounds

Titanker

• Keyless Secure Lock Mechanism: This bike chain lock has advanced 5-digit combination lock, allowing up to 100,000 possible codes making it nearly impossible to crack. Keyless convenience
• Durable Cut Resistance Cable: This bike lock cable is made from 0.27 inch extra thick manganese steel for cut resistance and protective zinc-plated coating to prevent from scratching
• Easy To Set/Reset: Easy to set and reset your own personalized number combination
• Long Flexible Cable: This bike lock is 3.2 feet long, ideal for bicycles, bike, ladders, lawnmowers, gates, fences, tool boxes, bbq, sport equipments and etc..
• Waterproof & Dustproof Cover: A flexible cloth sleeve which covers the chains to protect it from being scratched and sawed, long lifespan

Sportneer

• EASY INSTALL - Aduro long combination bike lock comes with a free frame mount, and it is compatible with a road bike, mountain bike, kids bike and all kind of bikes
• HIGH SECURITY - We designed Aduro lightweight bicycle lock with a high strength braided wire wrapped with PVC material which can withstand high tension and prevent scratching more durable wear
• MASTER LOCK DESIGN - Aduro bike master cable locks with resettable 4-digit combination master lock, lets you set your personalized number combination
• MULTI-PURPOSE - Aduro bike master lock combination cable lock is multi-purpose, you can use it for skateboards, grills, stroller lock, scooter lock, generator lock and many more
• BUY IT 100% RISK-FREE - Aduro backs this bike chain lock with a LIFETIME no-hassle guarantee, if you EVER have any issues with it, Aduro will either replace it or issue you a full refund

Aduro Sport