Top 10 Best Bike U locks in Review 2017

Because the bike not just kids bike, but adult bike is lightweight, so it might not easy to protect from getting stolen, thus, the best way to keep your bike stay safe is looking for the best lock. We would like to introduce you a list of the best bike u locks to keep your bike safe. The U-lock is mostly lightweight, thick and very strong, thus, it won’t break or cut easily. That’s the reason why choosing the u lock is a best choice.

It is true that you can find many locks on the market, but to find the best lock for your bike is not that easy. Our team has gathered best 10 U-locks to protect your bike from getting stolen. Here are the top 10 U-locks:

10. U lock Bike lock-Steadfast brand

U lock Bike lock-Steadfast brand

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Are you getting bored to lock your bike with a key? This is a new way to keep your bike safe with the resettable combination U-lock. It’s 5 x 9 x 1 inches and 1.2 pounds. It is long enough to wrap any bike perfectly and safely. It features 14mm shackle made with high-grade steel and a protective water resistant coating provides heavy-duty protection.

Most importantly, it is very to use for adults and children. It can set and remove a passcode easily and quickly. Plus, it is very lightweight, thus, you can bring it anywhere you go. Especially, if you are not satisfied with the product, they will offer you 120% money back guarantee.

9. OUTERDO Bike U Lock Combination Bicycle Lock

 OUTERDO Bike U Lock Combination Bicycle Lock

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If you have a friend or family member who loves to ride bicycle everyday, you should buy this bike U-lock as a gift for them. This 16mm Bike Lock, which comes with a 1200mm Flex Cable provides you with high-quality bike security in both high and low risk.
In addition, it made from high-quality steel that won’t cut or break easily. The cable is long enough to wrap perfectly around any bike. Like other U-lock, it designs with weather resistant and dust covers.

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The set includes 1xBlack U-lock 1x Cable Lock 1x Mounting Bracket 3x Keys and 1-year warranty.

8. Kryptonite Series 4 Disc

Kryptonite Series 4 Disc

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For every biker, this is Kryptonite Evolution Series 4 Disc Lock, which is available in black, red and yellow. This lock is built like a tank. Super thick and hardened.
Furthermore, it features 14mm hardened MAX Performance steel shackle resists cutting and leverage attacks. The double deadbolt locking mechanism gives additional protection against twist attacks. Plus, it also designs with weather resistant, dust covers and cylinder life.

The set includes 3 stainless steel “I” keys for better ergonomics

7. Lumintrail LK20708 Bike Bicycle Combination U-Lock

Lumintrail LK20708 Bike Bicycle Combination U-Lock

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The new model LK20708 from Lumintrail is definitely a best U-lock that you count on. It is available in black, red and green. It uses 4 number resettable combination locks so you don’t have to worry about bringing your keys. It features 4 number resettable combination locks so you don’t have to worry about bringing your keys.

If you order it, you will get quick-release frame mounted multi-position carry bracket and a lifetime warranty. More importantly, this U-lock recently has a huge discount as well, don’t wait and add this to your card now.

6. Kryptonite Kryptolok Combo Standard Bicycle U-Lock

Kryptonite Kryptolok Combo Standard Bicycle U-Lock

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This amazing U-lock model from Kryptonite is 4″x8. It comes with 4-digit resettable combination to lock your bike. Moreover, it is very easy to set and remove the passcode anytime you want. This u-lock also features with 13mm hardened high-grade carbon alloy steel shackle resists hand tools.

Apart from that, the package includes side mount, snap-in bracket. The mount is perfect and the combination is very convenient. The high security Bent Foot™ designs for ease of use. Especially, it is anti-rattle bumpers reduce noise during transport.

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5. OnGuard (8009) Bulldog LS U-Lock

OnGuard (8009) Bulldog LS U-Lock

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The OnGuard, model (8009) Bulldog LS U-Lock, is 4.53 x 11.50 inch and 3 pounds. This size fit and locks the bike perfectly. It features X2P double bolt locking mechanism offers best-in-class protection.
Additionally, the angle of the bracket can be adjusted after loosening a center screw. The lock is clipped into the bracket and the attachment feels very secure. Last but not least, this smart package includes 5 laser cut keys 1 micro-light and 4 extra grip keys Micro-light key projects a bright white beam.

4. Kryptonite Kryptolok Series 2 Mini Bicycle U-Lock

 Kryptonite Kryptolok Series 2 Mini Bicycle U-Lock

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With the Kryptolok Series 2 Mini from Kryptonite, you don’t need to worry about low quality product. It’s available in 4 new colors: Pearly White, Merlot, Blue and Orange. It is 3.25 x 7-inch, along with 13mm hardened Performance steel shackle resists cutting and leverage attacks. Plus, it is very easy to use and bring it to anywhere you go.
Most importantly, it feature Anti-rattle bumpers reduce noise during transport. This U-lock model also protects cylinder and comes with a weather resistant. It also includes new Transit Flex Frame-U transportation system, which allows for versatile carrying.

3. Cocoweb Heavy Duty Bike Locks

Cocoweb Heavy Duty Bike Locks

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If you are looking for a best U-lock for your bike, here is Cocoweb Heavy Duty Bike Locks. It is strong, thick and heavy U-lock. The dimensions are 2.4″x6.7″x10.6″ and 1 pound.

Moreover, it features high-grade 14mm solid steel design, wrapped in 2mm PVC coating to protect your bike from scratching and damage. Especially, it designs with weather resistant and keep water environmental elements out of the locking mechanism and helping to prevent rust and erosion.

You will in love with this smart set, which includes 5” long braided steel cable, 15mm solid steel lock, 2 unit laser cut keys, snap on carrying mount and 1-year manufacturer warranty,

2. Kryptonite Keeper 12 Standard Bicycle U-Lock

Kryptonite Keeper 12 Standard Bicycle U-Lock

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No wonder why Kryptonite is also the top review because Kryptonite is very popular and high quality bike lock brand that you can have a trust. It is 4-Inch x 8-Inch, along with 12mm hardened steel shackle resist hand tools, which is best for a moderate crime areas. It covers by vinyl coated to protect the frame.
The Reinforced collar over keyway for increased protection. It also features high security disc style cylinder and a high security bent foot design. Moreover, This set also includes 2 stainless steel ‘I’ keys, just in case you accidentally lose it.

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1. SIGTUNA Bike locks

 SIGTUNA Bike locks

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This SIGTUNA Bike locks is a best seller in Amazon list for best bike U-locks. The lock is a bit heavy. This 16mm Bike Lock, which comes with a 1200mm Flex Cable provides you with high-quality bike security in both high and low risk areas. Plus, A braided 1200 mm provide you extra security. It is so easy to mount and remove with a push of a button.
More than that, this U lock has been certified from cycle lock and features all 16mm U-lock Shackle, a sturdy Mounting Bracket, two laser-cut Abloy keys, a movable Key Hole Cover and a Steel Flex Cable for your bike safety.

Last but not least, if you have any problems with it, you can contact their friendly customer service as well. Oh, don’t forget to make an order soon, SIGTUNA Gear also offers 20% discount.

Conclusion

All of these U-locks are all durable, high quality and best value for your budget. You don’t need to spend more time to search on the market, while you can find best U-locks on the online market like Amazon. Make sure that you buy it from the brand owner in order to get a cheaper price than the local store or bike shop. Oh, since most of these U-locks comes with a special discount, don’t make it too late and get your favorite one now.

Our team sincerely hopes that this article has been useful for you. If you found this article is helpful, please keep supporting us. We will update more product reviews and guides more.