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Blackstone Anti-Theft 130 dB Alarm U-Lock Heavy Duty

4.6 (1) Write Review
Free shipping on orders over $29.99

$45.99

$ 23 .99 $23.99

In Stock

About this item

  • Blackstone bike lock with thickness 14mm, 254 mm x 83mm U shackle to lock and go!
  • World's Only 130db Loud Alarm System will automatically activate upon sensing any vibration or shock and is loud enough to scare off thieves.
  • The package includes: 1 Alarm U Lock, 1 CR2 lithium battery, 3 keys


Blackstone Bike lock is an ultra-strong, independently approved 14mm shackle lock with hardened steel construction. As well as being an extremely secure lock, it has a built-in alarm triggered by movement sensors. It can also be lock without setting the alarm.


Keith
Reviewed in the United States on March 11, 2025
the lock works good, but DO NOT let the alarm get wet! It will never work again.