Top 10 Best Bike Lock For Colleges 2021

1. UBULLOX Bike Chain Lock 3FT Bike Lock 5-Digit Combination Bike Lock Anti-Theft Bicycle Lock Resettable Bike Lock Chain for Bicycle, Motorcycle and More

  • Humanised design: the smooth lock head of this bike chain lock is made of pe plastic which helps you turn the lock accurately without blocking. the combination bike lock comes with a flexible protective cloth sleeve which can protect the bike from scratch.
  • Wide application: this bike chain lock has a wide application which is ideal for bicycle, motorcycle, gates, fences, grills, tool boxes, ladders, etc. just use it to freely protect your valuable objects as long as this bike lock is suitable for you.
  • 5-digit combination: comes with a 5-digit resettable combination locking mechanism, this bicycle lock allows up to 100,000 possible codes making it nearly impossible to crack, which is safer than other 4 digit locks. never need to worry about losing keys.
  • Sturdy & durable: it’s hard to break through as the lock cylinder of the bike lock is made of zinc alloy. the bike chain lock is made of 0.24inch alloy steel which is drill-resistant and anti-tech unlocking. it will provide your bike with more safety.
  • Portable size: the total length of this bike lock chain is 36inch and the weight of which is 1.71lb. you can just wrap the combination bike lock on your bike frame or just put it into your backpack to enjoy your beautiful day like never before!

2. Sportneer Bicycle Chain Lock, 5-Digit Resettable Combination Anti-Theft Bike Locks

  • 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
  • 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..
  • 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
  • Easy to set/reset: easy to set and reset your own personalized number combination
  • Waterproof & dustproof cover: a flexible cloth sleeve which covers the chains to protect it from being scratched and sawed, long lifespan

3. Titanker U Lock Bike Lock, Heavy Duty Combination Bike U Shackle Secure Locks Bike Locks Anti Theft (16mm U Lock + Steel Cable + Mount Bracket)

  • Safety & save your money: titanker u lock is made of 12mm hardened performance zinc alloy shackle and covered by a 3.85mm pvc coating. this 16mm bike lock which comes with 4-foot flex cable and mounting bracket provides you with high-quality bike security in all areas to save your money. the u lock weight is 0.8kg, the steel cable is 0.4kg.
  • Heavy duty lock provide you with more safety: 16mm heavy duty shackle and cylinder is made of solid zinc alloy. then it can resist cutting & leverage attacks, and provide your bike more safety.
  • Lock size: 9.0 inches(length) x 5.7 inches(width).
  • Keyless & safety: with keyless design, no worry about key lost and forget to carry. set your own 4-digit combination allows to prevent thieves use universal key to unlock your lock.
  • Dust cover & durable: the combination is covered by a dust cover to protects and extends cylinder life. whole lock is covered by quality pc material for good looking and keep your bike from scratching.

4. Bike U-Lock with 2 Keys, Heavy Duty High Security Anti-Theft Lock, Waterproof Rustproof Bicycle U-shaped Lock for Electric Scooter Mountain Bikes, Road Bikes, Shop Doors, Fences, with Mounting Bracket

  • 🔒【security, anti-theft】- it is made of high-quality hardened carbon steel with a thickness of 14mm. it is resistant to cutting, sawing and prying, so it has excellent safety and can effectively prevent theft. the complex structure of the zinc alloy lock core and the serpentine slot copper key are combined, and it is not easy to open when the lock is closed, which furthe…
  • 🔒【easy to use & carry 】- it adopts unilateral unlocking design, convenient to quickly open and close the bicycle u-lock. easy to install, the bicycle u-lock can be fixed to the bicycle seat tube using the attached mounting bracket, allows you to quickly store or remove the bicycle u-lock, easy to use at any time, and don’t worry about losing it.
  • 🔒【high quality, durable and strong】- the bicycle u-lock is made of heavy duty’s 14mm thicken carbon steel and zinc alloy lock core. it has high security and cut resistance, reliable quality, strong, durable, not easy to damage and aging, and long service life, ensuring provide your bicycle more secure protection.
  • 🔒【waterproof & dustproof 】- the outer layer of the bicycle u-lock is covered by 2mm thick pvc material, can effectively waterproof, dustproof and anti-scratches, avoid rainwater penetration and prevent the lock core from rusting. the protective layer can ensure that the lock is prevented from being worn during use, so as to extend the service life of the lock, and it ca…
  • 🔒【widely application】- this bicycle u-lock can be applied to all types of bicycles, and can be widely used in bicycles, office doors, warehouses, gates, fences and store doors. with our bicycle u-lock, you can get maximum security. please note: do not lose the key, otherwise the lock will not be able to be opened !!

5. UBULLOX Bike U Lock Heavy Duty Bike Lock Bicycle U Lock, 16mm Shackle and 4ft Length Security Cable with Sturdy Mounting Bracket for Bicycle, Motorcycle and More

  • Safer: the lock cylinder of the bike lock is made by c grade pure copper blade, which has a precise structure to prevent technical opening. the bike u lock comes with 2 rust-resistant copper keys that have complex serpentine slots, it will be safer.
  • Portable size: the size of the bike lock is 7.68inch*4.9inch. comes with a mounting bracket that is suitable for all circular tripod in diameter ≤30mm. with the portable size, you can put the bike u lock into your bag or mount it on the frame of your bike.
  • Sturdy & durable: this bike lock is made of 16mm/0.63inch(including 0.1inch environmentally silicone cover) alloy steel which is cutting-resistant, leveraging-resistant, and drill-resistant. the bicycle lock will provide your bike with more safety.
  • Convenient use: this bike lock comes with a 4feet double looped ends steel cable which is coated with pvc covering, and the whole diameter of the cable is 0.48inch. it will provide your bike with greater locking flexibility and better protection.
  • Easy installation: the mounting bracket holder is easy to install which enables you to store your bike lock quickly when out on a ride. the silicone cover of u lock will protect your bike from scratches. and it will prolong the life of your u lock.

6. SIGTUNA Bike locks – 16mm Heavy Duty U Lock with U-Lock Shackle and Bicycle Lock Mount Holder + 1200mm Steel Chain Cable Bike Lock

  • Choose power ✔️ this bike lock combination has a high-security disc-style cylinder and double deadbolt locking mechanism, very effective and certified against leverage attacks. with sigtuna you make the right choice and give thieves no chance!
  • 100% money-back guarantee ✔️ if this u-lock is not the favorite you ever owned – some say it is heavy, but that means quality – just send it back and get a 100% refund. sigtuna stands for its products. our customers love that, we know you will too!
  • Protect your ride ✔️ this awarded sigtuna bike u-lock is made of 16mm high-performance steel for extensive holding power and resistance against cut and leverage attacks with a wapping 85/100 security rating. get the best security available and protect your ride with sigtuna locks!
  • Easy-to-use ✔️ this model sigtuna bike lock combination comes with a easy-to-install bike lock mount, a protective coating to protect your bikes paint and not 2, but 3 laser-cut abloy keys. with this lock you get security and convenience!
  • Order yours now ‎▶‎▶ click “add to cart” now to get your 16mm sigtuna bike u lock with 1200mm flex cable + mount bracket tomorrow and give your bike the love it deserves.

7. Bike U Lock with Cable – Via Velo Bike Lock Heavy Duty Bicycle U-Lock,14mm Shackle and 10mm x1.8m Cable with Mounting Bracket for Road Bike Mountain Bike Electric Bike Folding Bike

  • ️ ✔️ 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
  • ✔️ 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
  • ✔️ 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
  • ✔️ 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
  • ✔️ 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

8. Master Lock 8170D U-Lock Bike Lock with Key, 1 Pack , 6-1/8 in. Wide , Black

  • U-shaped steel bike lock with key; includes carrier bracket for easy transportation
  • Bike lock body is 6-1/8 in. (16 cm) wide, with 8 in. (20 cm) shackle length, 4 in. (10 cm) width and 1/2 in. (13 mm) diameter
  • Affordable u-lock protection
  • Includes carrier bracket for storage convenience
  • Vinyl coating for weather and scratch resistance
  • Outdoor heavy duty bike cable u-lock is best used as a bicycle lock