10 Best
Chain Locks
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Product Highlights- 0.32inch diameter ultra-thick chain: the thicker the bike lock chain, the more secure your property. compared with common 0.24inch thick, sportneer provide heavy duty bike lock measures 8mm/0.32inches thick. made of premium manganese steel, it’s cut and shear resistant to prevent bike theft.
- Wear-resistant protective cover: keep the bike chain for lock with keys in good condition as well as your bike thanks to the non-woven fabric, which resists corrosion and abrasion and prevents scratches and chips of your bike frame.
- Metal lock head: sportneer upgraded the lock head from general abs plastic material to hammer-proof metal material, anti-rust coating, which ensures the bicycle lock more resistant to hammering than other locks on market. besides, no matter what angle or object you’re trying to lock to, the 360° bike locks head swivel design makes it super easy to lock to anything.
- Unique waterproof&dirt-proof cap: a dirty keyhole makes it difficult to open your lock, so to keep it dry and safe, we include a water and dust-proof cap for dirt and rust prevention. (note: for longer service life, please add anti-rust solution into the keyhole on a regular basis.)
- Locks more than bikes: it’s not just a bike lock, it can lock all sorts of things! secure your gates, doors, scooters, motorcycles, generators and even sports equipment!
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Product Highlights
- Safety and anti-tamper：the welded links ensure superior pry resistance. provides security for bicycles, outdoor furniture, motorcycles, ladders, power tools and other hard-to-lock-up possessions.
- Size:length: 500mm. package contains: (1)padlock,（2）4 keys , （3）hardened steel chain .
- High quality material：case hardened steel chain with padlock is perfect for securing a multitude of objects and areas. the heavy duty laminated steel padlock included has an expert hold that cannot be pick. the padlock body constructed of laminated riveted plate steel for maximum strength,reliable safety.
- Guaranteed quality：every padlock is individually tested at the factory to ensure smooth performance before packaging. keyed locks come with rust resistant keys and use common keyways for duplication,provides long life and smooth operation.
- Portable and widely used:perfect medium length and weight for easy carrying, perfect for gym, skateboards, sports equipment,garage,farm,fence, tool boxes, hand trucks and anywhere you want,provides security for hard-to-lock-up possessions.
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Product Highlights
- Make home safer：lock-in-lock design, door chain with its own spring anti-the pressure lock, only indoors can open the chain to avoid the or forced entry, providing security for you and your family. installed in high places can prevent children from accidentally running out.
- Easy to install：the door chain lock is matched with four screws, which can be installed where needed. the product is suitable for all kinds of wooden doors, and can also be drilled on iron doors for use. the use of a variety of occasions, can be used in homes, hotels and other places.
- Material：the door chain is made of stainless steel, not easy to break and age rust, use longer.
- Durable：this product uses thicker chain, chain torsion welding combination is tight, not easy to break, strong and durable.
- Caution： the anti-theft chain comes with a spring pressure lock, if you want to open the door, you need to gently press it to unlock
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Product Highlights
- Keyless convenience - say goodbye to carrying keys or worrying about security breaches from duplicates; enjoy keyless convenience w/ a digital chain lock; innovative design perfect for bicycles, scooters, e-bikes and kids strollers
- Includes - 1 bike chain lock & 1 password reset instructions leaflet; bike lock is 1 meter / 3.5 ft long for convenient locking experience; comes w/ protective sleeve to prevent any scratches to your vehicle
- Superior security - park your bike anywhere w/ ultimate peace of mind; features a 5-digit combination code offering 100,000 possible combinations, providing a safety layer that ensures utmost security
- Heavy-duty - crafted w/ robust and durable 6mm / 0.23" thick steel chain, this heavy-duty lock offers exceptional resistance against cutting; zinc alloy lock cylinder ensures long-lasting performance & protection
- Easy to reset - simply, unlock using default code 00000; rotate the locking latch 90° clockwise; adjust dial to create new password; rotate locking latch back to its original position
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Product Highlights
- ✅ easy to use: self-coiling cable extends up to 4ft, suitable for various users. includes a mounting bracket for easy attachment to different objects. quick installation button for hassle-free use.
- ✅ premium quality: lock cylinder was made of anti-rust zinc alloy and steel cable was wrapped with waterproof pvc, make cable lock more durable against hard environment.
- ✅ ultimate security: 5-digit number with 100000 combinations provides enhanced security protection,offering more combinations than traditional 4-digit locks.set your personalized code easily.
- ✅ keyless convenience: enjoy the freedom of a keyless lock. set your own password from 100,000 possible combinations. no more worries about losing keys or carrying them around.
- ✅ muti bright younger color opts, product dimensions - 47.2" (1200mm) cable length, product weight - 1.08 lbs (0.49 kgs)
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Product Highlights
- Durable cut resistance cable: heavy duty anti theft bike chain locks is made from extra thick manganese steel for cut resistance, the lock cylinder made of strong zinc alloy is not easy to be damaged, greatly improves the safety of bicycles.
- Long flexible chain: the bike locks combination lock is 3.2 feet long, long enough to lock 2 bikes together, ideal for bicycles, bike, ebikes, ladders, lawnmowers, gates, fences, tool boxes, bbq, sport equipments and etc.
- Keyless secure lock mechanism: freedom from lost or forgotten keys, combo bike locks with keyless convenience. the chain bicycle lock has advanced 5-digit combination lock, certainly safer than other 4 digit locks, and allowing up to 100,000 possible codes making it nearly impossible to crack.
- Easy to set/reset: easy to set and reset your own personalized number combination. stay one step ahead of bike thieves with combo chain lock. note: initial password 00000. for the specific reset process, you can refer to the manual or video. if you encounter any problems, pls contact customer service to help. one-year warranty service.
- Waterproof & dustproof cover: the flexible cloth sleeve made of high-quality polypropylene fabric, which covers the chains from rust and protects bike from being scratched and sawed, long lifespan.
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Product Highlights
- Child-safe security device “ this door chain lock can also be installed out of reach of children so they cannot open the door by themselves, providing additional child-safe door security.
- Durable construction “ this chain door guard is constructed of extruded brass with a satin nickel plated finish and a 6 inches , 8-link welded steel chain. it's strong and durable and sure to last.
- Security locking device “this u 10304 chain door guard is a security locking device for doors, allowing a door to be slightly opened to allow safe viewing and ventilation.
- Easy installation - installation is quick and easy “ additional security for your home or office doors are within reach! installation fasteners are included.
- Product info “ the 3-5/16 inches u 10304 chain door guard can be used on a variety of door types and can be placed over or beside door casing. it features a 6-inch long, 8-link welded steel chain and all installation fasteners necessary for complete install.
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Product Highlights
- 【sturdy chain & lock】 the chain is made of anti-rust alloy steel, with a four-sided corner design, which has more advantages than ordinary chains in terms of shear resistance. the lock body is made of zinc alloy lock cylinder, made of hardened steel and covered with abs plastic, which makes the lock body wear-resistant, rust-proof and cut-proof.
- 【multiple applications】 the bike lock is 120cm long, long enough to lock 2-3 bikes together, or lock your bike to trees, gates, fences, railings, thick poles, etc. it can also be used on electric bicycles, motorcycles, scooters, skateboards, grills, ladders, doors, lawn mowers, and more. you can also connect 2 pieces of bike locks for a longer length.
- 【100k security combination】 with an astonishing 100,000 unique combinations, the arespark combination lock is 10 times stronger than a standard 4-digit combination, ensuring unrivaled protection. it offers keyless convenience and sets your own combination with easy steps.
- 【protective cloth sleeve】 enclosed in a flexible protective cloth cover, the bicycle lock can effectively protect the bicycle chain from rust, scratches and sawing, and prevent it from scratching your bicycle frame. the protective cloth cover can protect your chain lock from rain and dust, prolonging the service life.
- 【specification & satisfaction】 arespark chain lock is 5.2 mm (0.21 inches) thick, 120 cm (47 inches) long, 0.79 kg in weight, and the initial password is 00000. if you have confusion in use or any quality problems within one year, you can contact our after-sales service for advice and replacement at any time.
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Product Highlights
- 【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.
- 【anti-saw anti-cut】diyife bicycle chain lock is made of high-strength stainless steel, 6mm thick, and weighs 0.5kg, which can effectively resist the attack of saw blades and other tools.
- 【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.
- 【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
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![Bike Lock Heavy Duty, [3 Keys] [6mm x 1m] Diyife Anti-Theft High Security](https://m.media-amazon.com/images/I/51W9PzKe1JL._SL500_.jpg)
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