This Mammoth Disk lock security product has been evaluated against "The British Insurance Industry's Criteria for Vehicle Security", using specific tests to indicate the effectiveness of the products, recognized as "Thatcham Approved Device Category 3 Mechanical Immobiliser".

Key Features:

• Made of hardened steel lock body with double bearing lock mechanism.
• 11mm hardened Cr-Mo steel closed U-Shackle.
• Reinforced cylinder plates resists drilling and picking.
• Extended length shackle and body for use as a disk lock.
• Comes with a free yellow disk lock reminder cable.

When to use:

• Intended as an additional or short term security device.
• Disk locks are great to use when a lock and chain cannot be used, such as on journeys.
• Small and light, enough to store in luggage or underseat, disk locks will make it more difficult for would be thieves to wheel a bike away.
• Use as additional security also whenever the bike is chained. Can also be used with a chain as padlock.