15 Best Bike Locks For Mountain Bikes Consumer Ratings & Reports 2022

Sturdy & Durable: The Sportneer bike U-lock is the most dependable bike lock on the market. This 10mm/0.39in thick U-lock is made from hardened zinc alloy, which makes it tamper-proof. Plus, the 4mm/0.16in PVC rubber covering helps to protect your bike from scratches, and the lock from wearing out.

Additional 5-Feet Steel Cable: The Sportneer bike U-Lock comes with an additional 5 feet double looped steel cable with thickness of 0.43 inches(including PVC covering). Moreover, the cable can be used to lock bikes to frames, fences, gates, racks, poles, etc.

Keyless & More Secure: The Sportneer bike U-lock uses a unique keyless design which saves you the stress of carrying keys about. You don't need keys here. What you have instead is a 4-digit resettable combination bike lock which offers 10,000 possible passcode combinations. You can easily set or reset the lock to a passcode of your choice, making the lock tougher to crack.

Portable U-Shaped Lock: The size and weight of the Sportneer bicycle U-lock make it a more portable and convenient choice for bikers. It's easy to carry the lock as it takes up very little space in your bag. As for the adjustable mounting bracket which can fit round pipes up to 60mm/2.36in in diameter, you can mount it on a bicycle frame while riding.

Multipurpose Use: The additional 6-feet steel cable makes the Sportneer bicycle U-lock a more functional tool. With it, you can lock multiple bikes or motorcycles simultaneously. It is also ideal for locking trolleys, scooters, skateboards, gates, fences, lawnmowers, generators, sports equipment, and more.

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 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

【Double-opening Head】Our DINOKA heavy duty bicycle u lock is a double-opening head, The thief needs to break the bike locks on both sides at the same time to open it, which is safer than a single-opening head ulock. The lock cylinder of the bicycle is made of C-grade pure copper blades and has a precise structure to prevent various technologies from opening. In addition, the bike u lock is equipped with 2 rust-proof copper keys with a complex snake-shaped slot, which is safer to use.

【Sturdy and Durable】This bicycle lock is made of 16mm/0.63 inch (including 0.1 inches friendly silicone sleeve) hardened high-performance alloy steel, which can resist cutting and lever attacks. Our bike d lock will provide more security for your bike.

【Convenient to Lock】The bike u-lock heavy-duty comes with 4 feet/0.48in steel cable which is coated with PVC covering to provide a greater locking method to protect your bike, suitable for bicycles, motorcycles, electric bike, scooters.

【Portable Size】The size of the u lock for bicycle is 7.9 in * 5.1 in, which is the same size of a 9.7in tablet and is convenient to carry. In addition, come with a mounting bracket that is suitable for all-round tripods with a diameter ≤ of 1.18in (30mm).

【Package Includes】You will get 1*bike ulock, 1*4ft flex cable, 1*mounting bracket and 2*keys, it is very easy to install according to our instructions. If you have any questions, please contact us and we will get back within 24 hours.

STURDY & DURABLE: Don’t risk your bike getting stolen! You’re in good hands with the Sportneer Bike U Lock which is cut-resistant, leverage-resistant and drill-resistant, made with 0.56in, high quality alloy steel. Covered in a 0.10in silicone cover, the lock will stay protected from wear and tear, while also protecting your bike from scratches.

ADDITIONAL 5 FT CABLE: Also included is a 5ft double-looped steel cable 0.43in thick (including PVC covering). You can use the cable to lock the frame, your helmet, the wheels, or other bikes. Secure your bike to bike racks, fences, poles and more!

PORTABLE U LOCK: This U-lock is heavy enough to keep your bike safe but light enough to carry around with ease. It measures 7.68in*4.9in and can be affixed to your bike with the mounting bracket, great for all circular tripods with a diameter of less than 30mm. Toss it in your backpack or attach it to your frame for easy access!

ADDED SECURITY: Get the same security as a car door or anti-theft door with this zinc alloy lock cylinder! The 2 included keys are rust resistant with advanced serpentine slots for added safety and security.

HELPFUL TIPS: This Bicycle U Lock can withstand up to 12 tons of hydraulic shear, protecting the bicycle from theft. Please note that no lock is 100% safe. Never leave your bike in high-crime areas or leave your bike unattended outdoors for long periods of time.

【Premium Heavy Duty Bike Lock】 This bike lock comes with a 0.86 inch heavy duty shackle and has excellent heat resistant and hydraulic shear resistant. Equipped with a 0.10 inch silicone cover, it can prevents scratch well and provides excellent safety protection for your bicycle.

【Security and Anti-theft】The bicycle lock is built-in imported c grade pure copper look cylinder, which is certified to resist leverage attacks and provides excellent anti-theft performance, so that your bicycle can be protected with the best safety.

【Easy to Install and Use】The combination bike lock is equipped with a 0.45 inch diameter thick steel cable with a length of 4ft and a high-quality mounting bracket, allowing you to easily install and use it without additional tools. It is very user-friendly.

【Portable and Practical】The bicycle U lock size 7.87 × 6.29 inch, which is lightweight and convenient to carry and store. It is widely used in mountain bicycles, road bicycles, and folding bicycles, providing you with high-quality bicycle safety protection.

【Get Satisfied U Lock Bike Lock】Our combination bike lock set includes bike bock, keys, flex cable and mounting bracket for protecting your bike in all directions. If you have any dissatisfaction with anti theft bicycle lock, please feel free to contact us.

0.32inch-Diameter Ultra-Thick Chain: The thicker the bike lock chain, the more secure your property, which is why this heavy duty bike lock measures 8mm/0.32inches thick. Made of premium manganese steel, it’s cut and shear resistant to prevent bike theft.

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. To make it easier to lock onto any object, the bicycle lock head is rotatable 360°. No more wasted time when you’re trying to lock your bike! (Note: For longer service life, please add anti-rust solution into the keyhole on a regular basis.)

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.

Sturdy Copper Keys: For the best strength and bend resistance, the keys of the heavy duty bike chain lock are made from pure premium copper, and won’t damage the lock cylinder. Comes with 2 keys so you can keep one at home for backup. You can even copy the key to have another one on hand as needed.

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!

4-digit combination: 4-digit combination U lock, high-quality anti-theft lock cylinder, prevent thieves from using a universal key to crack your lock. The keyless use eliminates the trouble of losing the key and has higher security. Bracket not included

Solid lock shackle: The U lock shackle has undergone multiple heat treatment processes to increase the hardness and strength, and it is resistant to smashing, cutting and violence.

Dustproof cover: The locking mechanism adopts the flip cover design, which can not only prevent dust and sand, but also prevent rain from soaking the lock mechanism directly, extending the life cycle of U-shaped lock.

Pvc coating: The metal solid lock shackle is covered a PVC coating, and the engineering plastic a soft shell, which will not crack at low temperature nor deform at high temperature.

Dimensions: 16mm(Thickness），9.0 inches (Length) x 5.7 inches (Width) U bicycle lock - please note: Manual measurement for reference only.

✔️ DURABLE ALL-WEATHER PROTECTION – Via Velo bike U-lock with hexagonal PVC cover resists corrosion from water, dust and dirt to prolong the life of your lock. All-weather performance means peace of mind and better security

️ ✔️ EASY AND STRONG TO LOCK YOUR BIKE – The bike lock with thickness(including rubber casing):14mm,9.84 in (250mm) x 5.51 in (140mm) U shack to lock and go! Locking your bike and your wheels with 10mm x 180cm cable, fast and easy with our quick, no-hassle system. Great bike safety tool

✔️ AMAZING CONVENIENCE AND SECURITY – 2 keys for convenience! The bike U-lock comes with 2 keys. One of them you can take and use in daily life and the other you can leave at home in case the trouble when you lose one carelessly

✔️ SIMPLY INSTALLING BRACKET ON YOUR BIKE – Convenient high-quality mounting bracket means your lock goes with you, Our bracket is suitable for bike tube:20-42mm. Pls refer to our picture to install the bracket Value for your money

✔️ WARRANTY AND CUSTOMER SERVICE: 3-year warranty applies to U lock for US, CA, UK, EU Cyclists, 90-day money back policy, 24-hour online customer service. If you are not satisfied with it, you get a full refund unconditionally. Rest assured

✔️ durable all-weather protection – Via Vela bike U-lock with hexagonal PVC cover resists corrosion from water, dust and dirt to prolong the life of your lock. All-weather performance means Peace of mind and better security

✔️ easy and strong to lock your bike – the bike lock with thickness 15mm, 280 mm x 150mm U shack to lock and go! Locking your bike and your wheels with 10mm x 120cm cable, fast and easy with our Quick, no-hassle system. Great bike safety tool

✔️ Amazing convenience and security – 3 keys for convenience! The bike U-lock comes with 3 keys. One with LED light, one with key replacement Code card from which we can help you to equip a new key when you lose them

✔️ reliable night time safety – unlocking in the dark is easy with the LED-lit multifunctional key. The light from the LED key can help you to approach the bike. No trouble for unlocking. The flashing key makes you cool

✔️ and Customer service: 3-year applies to U lock for us, CA, up, EU cyclists, 90-Day money back policy, 24-hour online customer service. If you are not satisfied with It, you get a full refund unconditionally

Heavy duty bike lock provide your bike with more safety: 14.7mm heavy duty locks which is made of 13mm hardened steel and solid zinc alloy & 1.7mm PVC coating. Then it can resist your lock from hand tool’s cutting & leverage attacks, and provide your bike more safety.

PVC coating & dust cover: The whole lock is covered by quality PVC material coating for keeping your bike lock from scratching rusting and great appearance.

Free transportation bracket: Come with a free high-quality mounting bracket holder for easy transportation. Our bracket is suitable for bike circular tube:20-40mm, please measure diameter of your bike circular tube before placing an order. You could refer to our instruction to install the bracket.

Convenience and security: With keys design, no worry about forgetting your password combination.

What you can get: The security bike u lock which comes with 12mm*4feet steel cable and mounting bracket.