Kryptonite Keeper 12 U-Lock - Black

Visit the Kryptonite website and follow the instructions to register your lock and keys. You will need the key number and the lock's serial number.

If you are registered with the Key Safe Program, you can request replacement keys. Otherwise, you will need to contact Kryptonite for assistance.

Sold Secure is an independent testing and certification body. The Silver rating indicates a moderate level of security, suitable for general use.

Yes, this lock can be used for e-bikes, but consider the value of your e-bike and the security level required for your area.

The Kryptonite Keeper 12 U-Lock typically comes with a limited warranty. Check the product packaging or Kryptonite's website for specific warranty details.

If the lock is damaged, discontinue use. Contact Kryptonite customer service for guidance.

Try lubricating the cylinder with a graphite-based lubricant. Avoid using oil-based lubricants as they can attract dirt and debris.

Check for any obstructions or debris in the lock mechanism. Ensure the shackle is properly aligned before attempting to lock or unlock.

Re-tighten the bracket using the appropriate tools. Make sure the bracket is properly aligned with your bike frame.