Ever come back to find your mountain bike vanished? A solid mountain bike lock is your best friend against two-wheeled heartbreak. We've found some amazing options—from sturdy U-locks to flexible cable locks—that'll keep your ride safe, whether you're tackling challenging trails or grabbing coffee downtown. Choosing the right bike lock, like a trusty companion, ensures peace of mind and protects your investment. Consider features like shackle strength and ease of use when selecting your perfect mountain bike lock.
This curated selection of top-performing items prioritizes several key factors. These include robust construction, ease of use, and a strong balance between effectiveness and cost. The result is a list designed to help users make informed decisions and find the ideal item for their specific needs.
1. Sportneer Secure Bike Chain Lock: 4-6mm Thick, Keyless Combination
Secure, durable, easy-to-use lock; a great value!

- Highly rated
- Lock quality
- Durability
- Ease of use
- Quality
- Functionality
- Weight
- Value for money
- Some controversy about
- Lock security
The Sportneer 5-digit combination bike lock offers unparalleled security and convenience. Its heavy-duty, 6mm thick manganese steel chain, reinforced with a zinc alloy lock core, resists cutting and sawing attempts. With 100,000 possible combinations, its keyless design eliminates lost keys, a common problem with traditional bike locks (like U-locks or folding locks). A protective polypropylene cover safeguards both the lock and your bike's paint from scratches. Easy to set and reset, this versatile lock (available in 3.2ft, 3.6ft, and 4ft lengths) secures bicycles, motorcycles, scooters, and even gates. Its compact 1.3-inch diameter head fits most bike frames, ensuring peace of mind wherever you go.
The Sportneer Bike Lock provides exceptional security for your bicycle or scooter. Its heavy-duty chain, encased in a stylish fabric cover (preventing rust and scratches), offers superior protection against theft. The 5-digit combination lock is incredibly easy to set up and use, providing peace of mind with its vast number of possible combinations. Users consistently praise its sturdy construction, durable materials, and ease of use, highlighting the simple, yet secure locking mechanism. The Sportneer lock is a reliable and reasonably priced solution for securing your valuable two-wheeler, offering a significant upgrade over less robust cable locks. Many users found the transition to a five-digit combination intuitive, adding an extra layer of security to their peace of mind. This Sportneer product is a worthwhile investment for anyone looking for dependable bike or scooter protection.
- Brand: Sportneer
- Color: Black
- Manufacturer: Sportneer
- Material: Aluminum
- Size: 3.2ft long, 4mm thick
- Rate: 4.5 / 10193
- High Security 5-Digit Combination Lock: Offers 100,000 possible combinations for superior anti-theft protection.
- Heavy-Duty Construction: Made from 6mm thick manganese steel for exceptional cutting and sawing resistance.
- Versatile Use: Suitable for bikes, motorcycles, scooters, and various other applications.
- Securing bicycles
- Protecting motorcycles and scooters
- Locking gates and doors
2. Resettable Coiled Cable Bike Lock (32", 4-digit)
Secure, cheap, durable, and easy-to-use bike lock—a great value!

- Highly rated
- Ease of setup
- Functionality
- Value for money
- Weight
- Security
- Some controversy about
- Lock quality
- Build quality
- Length
Keep your bike safe and sound with this convenient 32-inch coiled combination cable lock! This keyless lock features a resettable 4-digit combination, eliminating the worry of lost keys. Crafted from high-strength braided steel wire and zinc alloy for superior cut resistance, its PVC coating ensures durability against harsh weather. Perfect for securing bikes (mountain, road, electric), scooters, or even luggage, this versatile lock provides basic security for various items. Its 80cm length allows securing multiple bikes or other equipment. Remember, while weatherproof, this lock is a deterrent, not foolproof protection against theft, so use it wisely.
This compact and lightweight bike lock offers superior security at a surprisingly affordable price. Its thick, polymer-reinforced cable, visible metal wiring, and robust construction deter theft, providing peace of mind for your valuable e-bike investment. Setting the combination is incredibly easy, allowing for quick and worry-free locking and unlocking. Customers consistently praise its ease of use and durable design, highlighting its effectiveness in securing bikes and even gates. While some users noted the cable length might be shorter than anticipated, the lock's overall strength and security more than compensate. The quick delivery time is also a significant plus, with many receiving their locks within a single day. This lock represents exceptional value, providing reliable protection without breaking the bank.
- Brand: Jokmae
- Color: Black
- Country: China
- Dimensions: 32 x 0.39 x 0.39 inches
- Finish Type: Pvc Coating
- Manufacturer: Jokmae
- Material: Pvc,Zinc,Steel
- Shape: Round
- Style: Compact
- Weight: 5.4 ounces
- Rate: 4.3 / 1686
- Keyless 4-digit resettable combination
- Durable braided steel cable with PVC coating
- Long 32-inch length for multiple items or bikes
- Securing bicycles in low-risk areas
- Locking multiple bikes or other items together
- Temporary securing of equipment at events or schools
3. Heavy-duty resettable bike chain lock (4-6mm thick, 3.2-6ft)
Secure, sturdy, easy-to-use lock; great value for peace of mind.

- Highly rated
- Build quality
- Lock quality
- Ease of use
- Functionality
- Value for money
- Looks good
- Some controversy about
- Weight
- Length
Secure your bike with the NDakter 5-digit combination chain lock, offering superior protection against theft. This heavy-duty lock boasts a 4/6mm thick, drill-resistant alloy steel chain encased in scratch-proof polypropylene fabric, protecting both your bike and the lock itself. The resettable 5-digit combination eliminates the hassle of keys, providing 10,000 possible combinations for enhanced security. Available in various lengths (3.2ft, 4.27ft, 5ft, 6ft), this versatile lock is perfect for securing bicycles, scooters, or even gates and fences. Its zinc alloy lock cylinder and robust chain ensure durability, while the convenient keyless design offers peace of mind. Remember, while this lock provides excellent security, no lock is 100% theft-proof.
This NDakter combination bike lock provides exceptional security and ease of use. Its robust 6mm chain, available in various lengths (consider choosing the appropriate length for your needs), easily secures bikes, e-scooters, motorcycles, and even tack stalls. The five-digit combination offers over 100,000 possibilities, ensuring superior protection. Users praise the smooth, solid tumblers and the simple yet effective chain design, perfect for wrapping around various objects like bike racks, posts, or sissy bars. The lock's protective coating prevents scratches, and its portability is a major plus – easily wrapping around the bike's top bar for convenient storage and transport. While slightly heavy for carrying in a backpack, the overall strength, security, and ease of setup make this a worthwhile investment offering great value and peace of mind. The positive feedback consistently highlights the lock's sturdy build, simple operation, and excellent security features.
- Brand: NDakter
- Color: Black
- Manufacturer: NDakter
- Material: Alloy Steel, Zinc
- Size: 3.2 feet Long, 4 mm Thick
- Style: Bike Chain Lock
- Weight: 0.81 Pounds
- Rate: 4.5 / 5524
- 5-Digit Resettable Combination
- Heavy-Duty, Drill-Resistant Chain
- Scratch-Proof Fabric Coating
- Securing bicycles
- Protecting scooters
- Locking gates or fences
4. Kryptonite Keeper 785 Heavy-Duty Chain Lock (2.8 ft)
Secure, durable, and easy to use—a great bike lock!

- Highly rated
- Build quality
- Functionality
- Design
- Some controversy about
- Lockability
- Weight
- Length
Secure your bike, motorcycle, or scooter with the Kryptonite Keeper 785 chain lock, a heavy-duty 2.8-foot (85cm) lock offering moderate security (rated 5/10 on the Kryptonite scale). Its 7mm, four-sided manganese steel chain resists cutting and leverage attacks, while the patented locking system with a high-security disc-style cylinder thwarts picking and drilling. The durable nylon sleeve protects your bike's finish, and the included two stainless steel keys are covered by Kryptonite's Key Safe Program. Eligible for optional Anti-theft Protection up to $500, this lock provides peace of mind, backed by a lifetime warranty. Its compact design makes it easy to carry, ensuring your valuable property remains safe and secure.
The Kryptonite Keeper 785 chain lock provides robust security for bikes and e-scooters at a great price. Users consistently praise its durable construction and ease of use, describing it as "insanely well-built" and highlighting its effectiveness against theft. The hardened steel chain, encased in a protective nylon sleeve, resists cutting attempts, offering peace of mind even in crowded areas or during short stops. While some users noted the weight, many found ways to conveniently carry it, even incorporating it into their everyday routines. The lock's versatility allows for secure locking around various objects, and the included spare key is a valuable addition. Although the chain length might necessitate purchasing a longer version for certain applications, the Kryptonite Keeper 785's superior security and straightforward operation more than compensate. Overall, this Kryptonite lock is a reliable and effective solution for securing your valuable belongings.
- Brand: Kryptonite
- Color: Black
- Country: China
- Dimensions: 7.87 x 3.15 x 1.97 inches
- Finish Type: Painted
- Manufacturer: Kryptonite
- Material: Steel
- Shape: Square
- Style: Lock
- Weight: 1.1 pounds
- Rate: 4.6 / 6799
- 7mm hardened steel chain with four-sided links for maximum cutting and leverage resistance
- High-security disc-style cylinder resistant to picking and drilling
- Kryptonite's Key Safe Program for free replacement keys if lost
- Securing bicycles
- Protecting motorcycles
- Locking gates or fences
5. Via Velo Heavy-Duty U-Lock with Cable & Bracket
Robust, secure, and convenient—a great bike lock!

- Highly rated
- Functionality
- Ease of use
- Value for money
- Some controversy about
- Lock quality
- Build quality
- Mount quality
- Size
- Cable length
Secure your bike with the Via Velo Heavy Duty Bicycle U-Lock and Cable, featuring a robust 14mm hardened steel shackle (HRC-50 HRC-58) and a 10mm x 1.8m flexible cable for locking both frame and wheel. This 2-in-1 system offers superior protection against theft, enhanced by its durable, all-weather hexagonal PVC cover. The convenient mounting bracket (fits 20-42mm bike tubes) ensures your lock is always within reach. Two keys provide backup, and the lifetime warranty guarantees peace of mind. Choose from various sizes and security ratings (Sold Secure certified) to find the perfect fit for your road, mountain, electric, or folding bike, maximizing your bike security.
The Via Velo Bike U-Lock with Cable offers robust security for your bicycle, exceeding expectations in several key areas. Its 8mm braided steel cable, combined with a sturdy, thick U-lock, provides excellent protection against theft, deterring even determined criminals. Users consistently praise its ease of use; the key smoothly enters the lock, and the locking mechanism functions flawlessly. The included mount, though requiring some initial adjustment to find the optimal position on your bike (seat post, down tube, or crossbar), securely attaches the lock and is compatible with most standard bike tubing (20mm-42mm). The generous 4-foot cable length allows for flexible locking options, securing multiple bikes or wheels simultaneously. Many users appreciate the lock's portability, even if its weight is noticeable when carried in a bag. The clever design includes a protective cap to keep the locking mechanism dry. Furthermore, Via Velo’s commitment to customer satisfaction is evident in their prompt replacement of damaged parts. While some users mention minor issues such as noise during riding or challenges with mounting on uniquely shaped bike frames, the overall strength and security of the Via Velo U-lock, coupled with excellent customer service, make it a reliable and worthwhile investment for most cyclists.
- Brand: Via Velo
- Color: Black
- Country: China
- Dimensions: 2.2 x 8.07 x 10.24 inches
- Finish Type: Painted
- Manufacturer: Via Velo
- Material: Hardened steel - Sold Secure Bronze
- Shape: U Shape
- Size: 29.5cm x 20cm x 6.5cm
- Style: U Lock with 6FT Cable
- Weight: 3.04 pounds
- Rate: 4.5 / 23652
- 14mm hardened steel shackle and 10mm cable for strong security
- Includes mounting bracket for convenient carrying
- Two keys provided for added convenience
- Securing bicycles in high-traffic urban areas
- Protecting bikes from theft at home or in garages
- Transporting bikes on public transport or in vehicles