Bicycle Disc Brake Lock Portable Anti-theft Alarm Electric Car Disc Safety Lock Disc Brake Lock with Alarm in Black, Blue, Green, Red, Yellow, Metal Construction, 9.5 by 3.7 by 6.9 cm
Bicycle Disc Brake Lock with Alarm – Metal Anti-theft for Bikes and Electric Cars

This portable disc brake lock offers a straightforward solution for securing bicycles and electric cars against theft. Designed to attach directly to the disc brake rotor, it prevents wheel movement and provides an audible alarm to deter intruders. The metal construction ensures solid protection, while the compact size makes it easy to carry. Available in five colour options, this lock is a practical choice for everyday parking security.
Features and Construction

The lock combines a robust metal build with an integrated alarm system, providing both physical and audible security for your vehicle. Its compact dimensions allow convenient storage and quick deployment.
Material and Build
The lock body is made from metal, offering strength and resistance to tampering. The simple mechanical design ensures reliable operation without complex parts. The included black tip rope adds an extra securing option, though specific details of its use are not provided.
Size and Practical Fit
Measuring 9.5 by 3.7 by 6.9 cm, this lock is small enough to fit into a pocket or small bag. It is designed to work with standard disc brake rotors on bicycles and electric cars, but users should verify compatibility with their specific brake rotor thickness and diameter.
Uses and Placement

This lock is intended for use on disc brake rotors of bicycles and electric cars. It is suitable for short stops or longer parking periods where an extra layer of security is desired.
Event or Professional Use
Cyclists and e-car users who park in public areas can benefit from the added deterrence of an alarm lock. The compact size makes it easy to keep on hand for quick locking at work, shops, or stations.
Everyday Home Use
For home parking, the lock provides a secondary security measure alongside main locks. Its simple design allows quick installation and removal, making it convenient for daily use.
Benefits and Buying Value

The lock offers a combination of physical security and alarm function at a portable size. Its metal construction provides durability, while the multiple colour options allow personalisation.
Reuse and Low Maintenance
As a mechanical lock, it requires no batteries for the lock function itself (alarm battery details not specified). Regular cleaning of the metal surface and occasional lubrication of the locking mechanism can prolong its life.
Why Choose This Product
If you need a simple, portable disc brake lock with an audible alarm, this product provides a functional option. The metal build and compact dimensions are key practical features, and the colour choice adds a touch of style without compromising security.


