HEAVY-DUTY CHAIN: Made from 7mm hardened steel with four-sided links, this bike lock provides maximum resistance against cutting and leverage attacks.
PATENTED LOCKING SYSTEM: Features a high-security disc-style cylinder, resistant to picking and drilling, and a patented end link design that securely connects the chain to a hardened deadbolt, eliminating weak points.
PROTECTIVE FEATURES: Durable rubber coating around helps prevent scratching and wear and tear on your bike. Durable WEATHER-RESISTANT nylon sleeve prevents scratches.
DURABLE DESIGN: Keeper 785 Integrated Chain extends up to 85cm (33.5 in) in circumference, crafted from 7mm hardened steel links. Heavy-duty bike lock weighs 1.59kg (3.50 lbs). Includes two keys and rated 5/10 for moderate security on our scale..
ATPO & KEYSAFE PROGRAM ELIGIBLE: Register to qualify for Kryptonite's Anti-Theft Protection Offer and KeySafe key replacement service.
LIFETIME WARRANTY AND SUPPORT: Kryptonite offers a limited lifetime warranty for peace of mind. If you experience any issues, contact our Customer Experience team, and we will resolve it quickly. We are committed to your satisfaction and product quality

United State Dollars

Kryptonite Keeper 785 Bike Chain Lock, 2.8 Feet Long Heavy Duty Anti-Theft Bicycle Chain Lock with K

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

High Security & Keyless Design: Say goodbye to the hassle of carrying keys and hello to keyless convenience. The advanced 5-digit combination lock offers unparalleled protection, with up to 100,000 possible combinations, making it virtually impossible to crack. This bike chain lock is the perfect choice for those who value safety and convenience above all else..
Rock-solid & Built to Last : The Sportneer bicycle lock is as tough as nails. Crafted from ultra-thick 0.236"/6mm manganese steel, it boasts unparalleled resistance against cutting and sawing. The lock core, made from sturdy zinc alloy, adds an extra layer of protection, thwarting any attempts at malicious cutting and ensuring long-lasting durability..
Scratch-Resistant Cover & Dustproof Cap: The flexible high-quality polypropylene fabric cover protects your hands against heat or cold, and prevents chain from rust, and keeps the bike paint from scratches, ensuring the lock lasts for years to come. Plus, the dustproof cap is an added bonus, keeping rainwater and sand out of the lock hole..
Convenient & Easy to Reset: Setting up and resetting your personalized combination password is a breeze. The initial password is 00000, and when it's time to set a new password, simply keep the number wheels in the correct unlock password state and rotate the reset dial 90° to set the new password. No more worry about forgetting your password or struggling to reset it again..
Versatile Applications: With options available in lengths of 3.2ft, you can easily lock two bikes together. Better yet, this bike lock is also suitable for a wide range of applications, including bicycles, electric bikes, ladders, lawnmowers, gates, fences, toolboxes, sports equipment, and more..
Note: The bicycle lock head diameter is 1.3 inches. Before making a purchase, ensure that the gap between the tires or the hole you need to pass through is compatible. Otherwise, you can still lock your bike by wrapping the chain around it, rather than threading it through the wheel's gap.

Sportneer Bike Lock: 5 Digit Combination High Security Anti Theft Bike Chain Lock - 3.2/3.6/4ft Heav

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

【Security Bike Locks Heavy Duty Anti-Theft】With 4mm thick security chain lock, Our bicycle chain lock is made of heavy-duty alloy steel, anti-drilling and anti-cutting. The lock is made with a hardened zinc alloy cylinder, which is not easily damaged and can withstand bad weather and most thieves..
【Humanized Design】You can just snap it together to get it locked without the keys, which is easier and more convenient than a combination lock and saves time. Weogine bike chain locks come with 3 keys, you don't have to worry about losing the keys and being unable to unlock..
【All-round Protective Cover】Weogine Bike Lock is wrapped by high-quality polypropylene soft cloth fabric, which is scratch-resistant and wear-resistant, anti-scald and anti-ice hands, waterproof and dustproof, effectively protecting the bicycle chain from rust and scratches..
【Widely Use】 The chain lock is 2.72 ft long, enough to lock 3 bikes together, ideal for bicycles, bike, ebikes, scooters, skateboards, motorcycles, ladders, lawnmowers, gates, fences, tool boxes, bbq, sport equipment and many others against theft..
【Weogine Service & Technical Support】We are here to provide 7*24 hours service for you, feel free to contact us if you find any problems of our product, we also provide you with a 1-year free warranty policy.

Bike Chain Lock, Heavy Duty Anti-Theft Bicycle Chain Lock, 2.72 Ft Security Bike Locks with 3 Keys, 

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

3ft chain lock for bike: 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..
Protective cloth sleeve & dust cover: The chain of this bike lock is enclosed in protective cloth sleeve that could effectively protect the chain from being rusted and scratches. And the dust cover can protect your keyhole from rain and dust..
Easy to lock: You can just snap it together to get it locked without the keys. Safety tips: Never leave your bike locked outside for long periods of time. Especially in high crime areas. No bike lock is 100% secure..
Secure & portable: Titanker bike chain locks come with 2 keys. You can take one of the keys for daily use while leaving another at home in case you accidentally lose one. Two Keys offer you convenience..
Portable safe size: The overall length of the chain lock is about 3 feet. The links are about 1.97 inches long and about 0.23 inches thick. Lock Weight: 1.4 pounds. Ideal for bicycles, ladders, lawnmowers, stroller, scooter, fences, tool boxes, sport equipment and etc.

Titanker Heavy Duty Bicycle Lock Chain with Keys - 3 Feet Anti-Theft Lock for Bikes, Motorcycles, Do

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

SECURE & RESETTABLE: 5-digit resettable combination bike chain lock, much safer than other 4 digit locks. Easy to set your own personalized number combination..
STURDY & DURABLE: It's hard to break through as the lock cylinder of the bike lock is made of zinc alloy. The bicycle chain lock is made of 0.24 inch alloy steel which is drill-resistant and anti-tech unlocking.Safety tip: Please do not leave your bike out of your sight for too long, especially in high crime areas..
SCRATCH-PROOF FABRIC PROTECTION: The bicycle chain lock is wrapped by a high quality polypropylene fabric, which is scratch-proof and wear-resistant, anti-hot and anti-icing hands; it protects the chain and prevents it scratching your bicycle frame, long lifespan..
CONVENIENT TO USE: Combination locking mechanism provide keyless convenience and set your own password by easy steps. With keyless convenience lock, you don’t worry about lost the key and forget to carry it.Code design saves you from the hassle of carrying keys. The code is resettable - there are 10,000 combinations you can set, which makes the chances to crack the code only 1/10,0000. The default code is 00000..
MULTI-PURPOSE: The chain lock is 3.2 feet and weighs about 1.45 pounds, long enough to lock 2-3 bikes together, or lock your bike to a tree, gate, fence, railing, thick pole and others. The lock can also be used for motorcycles, scooters, skateboards, grills, ladders, doors, lawnmowers and many others..
KINDLY REMINDER:The lock head's diameter is around 1.25"/3.2 cm, satisfying the security demand of nearly all kinds of bike wheels currently on sale. Nevertheless, if you have Scooter, e-bike or any thing with wheel gap/hole less than 1.25"/3.2 cm, the lock will not be able to pass through the wheel. In this case, we kindly suggest that you may lock the scooter by wrapping around it rather than passing through the wheel gap.

NDakter Bike Chain Lock, 5 Digit Combination Heavy Duty Anti Theft Bicycle Chain Lock, 3.2/4.27/5Ft 

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

HEAVY-DUTY CHAIN: Made from 7mm hardened steel with four-sided links, this bike lock provides maximum resistance against cutting and leverage attacks.
PATENTED LOCKING SYSTEM: Features a high-security disc-style cylinder, resistant to picking and drilling, and a patented end link design that securely connects the chain to a hardened deadbolt, eliminating weak points.
PROTECTIVE FEATURES: Durable rubber coating around helps prevent scratching and wear and tear on your bike. Durable WEATHER-RESISTANT nylon sleeve prevents scratches.
DURABLE DESIGN: Keeper 712 Integrated Chain extends up to 120cm (47.3 in) in circumference, crafted from 7mm hardened steel links. Heavy-duty bike lock weighs 1.70kg (3.75 lbs). Includes two keys and rated 5/10 for moderate security on our scale..
ATPO & KEYSAFE PROGRAM ELIGIBLE: Register to qualify for Kryptonite's Anti-Theft Protection Offer and KeySafe key replacement service

Kryptonite Keeper 712 Bike Chain Lock, 4 Feet Long Heavy Duty Anti-Theft Bicycle Chain Lock with Key

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

New patent-pending pin-less link design secures chain to hardened deadbolt, offers no "weak" link in the chain due to the extensive holding power of the link itself against attacks.
10mm six-sided chain links made of 3t manganese steel.
High security disc-style cylinder is pick and drill resistant; resists most common hand tools.
Weather-resistant nylon sleeve prevents scratches to painted finishes; compact coiling for easy carrying.
Includes 3 stainless steel keys

Kryptonite Evolution 1090 Bike Chain Lock, 3 Feet Long 10mm Steel Chain Heavy Duty Anti-Theft Sold S

Kryptonite Evolution 1090 Bike Chain Lock, 3 Feet Long 10mm Steel Chain Heavy Duty Anti-Theft Sold Secure Gold Bicycle Chain Lock with Keys for Bike, Motorcycle, Scooter, Bicycle, Door, Gate, Fence

Secure & Portable: The key can only be pulled out after the bike chain lock is 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 its cut-resistance. Lubricate the bike chain 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 bike lock chain from rusting and scratching.
Safety Tips: Never leave your bike locked outside for long periods of time. Especially in high crime areas. No bicycle lock is 100% secure.
Portable Safe Size: The overall length of the bicycle 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 Bike Chain Lock with Key, 3.3 Feet Heavy Duty Anti-Theft Bike Lock Chain Security Bicycle C

Titanker Bike Chain Lock with Key, 3.3 Feet Heavy Duty Anti-Theft Bike Lock Chain Security Bicycle Chain Locks for Bike, Motorcycle, Bicycle, Door, Gate, Fence, Grill (8mm Thick Chain, Black)

Integrated X2P Locking Head: Features OnGuard’s X2P Dual Lock Down head for ultimate pull resistance, secured in a double rubber cover for added impact and weather protection during daily use..
Heavy-Duty Chain Construction: Built from a 3.5-foot titanium-reinforced hardened steel hexagonal link chain that delivers superior strength and resistance against cutting and sawing attempts..
Maximum Security Design: Engineered for medium to high theft-risk areas, the OnGuard Mastiff offers reliable protection for bikes, scooters, and motorcycles with robust locking performance..
Z-Cylinder Core Protection: Equipped with a precision Z-Cylinder that resists picking, pulling, and drilling to provide advanced defense against tampering and forced entry..
Includes Five Laser-Cut Keys: Comes with 5 unique laser-cut keys, including one with a built-in micro LED light for easy operation at night or in low-light environments.

OnGuard 8020 Mastiff Integrated Key Chain Lock - 3.57' X 0.39"[110CM X 10MM] Black

END LINK LOCKING POINT for extensive holding power.
4-sided 3t manganese steel chain links.
4 DIGIT RESETTABLE COMBINATION over 10,000 codes

Kryptonite Keeper 712 Combo Bike Chain Lock, 4 Feet Long 7mm Steel Chain Heavy Duty Anti-Theft Bicyc

Kryptonite Keeper 712 Combo Bike Chain Lock, 4 Feet Long 7mm Steel Chain Heavy Duty Anti-Theft Bicycle Chain Lock, 4-Digit Resettable Combination Lock for E-Bike Scooter Road Mountain Bikes

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