1. Unyielding security: Made of durable 15 mm performance steel, this bicycle shackle lock maximises protection against cut and lever attacks. Its impressive barrier provides unyielding safety for bicycles, motorcycles, gates, fences and more, making it the ideal choice for protecting valuable items. 2. Wearresistant material: Ensure the safety of your bike with our Ulock, which is made of alloy steel and coated with a PVC layer for extra safety. Its sturdy design features straps for convenient storage, making it easy to use and a musthave for any bike owner. 3. Easy to use: Equipped with a Ulock and two keys, one for daily use and the other as a replacement, so you will never face the inconvenience of loss. Attach it to the stand of your bike for easy storage when not in use. 4. Practical function: With the practical mounting bracket of the Ulock, you can easily store your bicycle lock when cycling. The durable PVC cover protects your bike from scratches, extends the life of your lock, and increases practicality.