t features Power Chamber technology which uses high-strength industrial ball bearings designed to withstand extreme loads and impacts. These bearings combined with a shackle that pierces both sides of the cross bar effectively eliminate any gaps or areas of weakness found in other U-lock designs.

Secure your lock to your bike with the included mounting bracket, thus making sure you never forget it at home. No complicated combination to remember, simply bring the key.

• 13mm diameter hardened shackle 20 x 10.2cm
• POWER CHAMBER double locking mechanism
• High Security DISC cylinder
• Includes low-profile mounting bracket, and 3 keys