Bike locks / Master Lock

Master Lock Bike locks

Master Lock delivers specialized anti-theft devices ranging from hardened steel U-locks to flexible link folding designs. These tools provide essential security for electric, mountain, and road bicycles in outdoor environments

Keyed bike locks Hardened steel locks Heavy duty U-locks Cheap Heavy duty bike locks Heavy duty chain locks Locks with mounting brackets High security bike locks Waterproof bike locks Black bike locks Electric scooter locks Compact folding locks Locks for electric bikes Mountain bike locks Road bike locks 3ft long bike locks Motorcycle grade locks 14mm thick bike locks Red Flexible cable locks 6ft long bike locks Blue bike locks 5ft long bike locks Combination bike locks 4-digit combination locks Fits 16 inch 4ft long bike locks 12mm thick bike locks Orange bike locks
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Master Lock keyed anti-theft U-lock Check details
What stands out

Hardened Steel Links

Folding locks use 3.5mm steel links for compact security.

Wide Shackle Clearances

U-locks provide up to 8 inch shackle lengths for versatile locking.

Keyed Chain Systems

90 cm chain locks offer flexible protection for various bike types.

Why we keep it

Durable Anti-Theft Specifications

The selection includes keyed U-locks, folding steel links, and heavy-duty chains. Construction focuses on hardened steel materials and weather-resistant black finishes for outdoor use.

  • Hardened steel link folding locks
  • 8 inch shackle U-locks
  • 90 cm keyed chain locks
  • Anti-theft keyed U-locks
  • Electric scooter security
  • Flexible cable lock options
Why these models

Folding Lock Design

The 84cm folding lock uses hardened steel links. It is specifically built for bicycles and electric scooters.

U-Lock Dimensions

Models like the 8170D feature a 6.125 in width. These provide ample space for securing frames to fixed racks.

Chain Lock Utility

The 90 cm chain locks are suitable for mountain and road bikes. They use a keyed cylinder for reliable locking.

Outdoor Durability

Materials are selected for outdoor performance. Hardened steel and protective coatings prevent damage and theft.

The lineup

Master Lock: 19 locks

From use

Notes from buyers

William 4.6

The folding bike lock is very compact and fits my electric scooter perfectly.

Jose 5.0

I rely on the 8 inch shackle U-lock to secure my mountain bike in the city.

Mark 4.5

The keyed chain lock is the right length for my road bike.

Common questions

Master Lock Questions

What is the length of the folding bike lock?

The hardened steel link folding lock is 2.75 feet long.

Are there locks specifically for electric bikes?

Yes, the chain and folding locks are designed for electric bikes.

What sizes do the U-locks come in?

U-locks are available in 7.25 inch and 8 inch shackle lengths.

Do these locks use keys or combinations?

The models in this collection primarily use keyed cylinders for security.