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:

• Hardened steel lock body
• 13mm extra hardened Cr-Mo steel U-shackle
• Reinforced cylinder structure
• Resists drilling and picking
• Thatcham approved
• Certification TMC3-305/1207
• Includes free disc lock reminder

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 under seat.
• 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.
• Great value for money.