With 7mm of ultra-thick hardened steel, Diesel is the toughest chain lock in the Neo Chain collection, featuring our signature Silicon Overmoulding and high-quality Weather-Resistant nylon jacket to prevent scratches.


  • 7mm heat-treated hardened steel chain link
  • High-quality nylon sleeve prevents damage to the bicycle paintwork
  • Ideal for high-theft areas
  • ULAC signature silicon over-molded cylinder cover
  • High-Security Dimple Keys with 500 unique key combinations
  • Transport by wrapping the chain around the top tube
  • Includes ULAC velcro allows for easy storage

Chain Dimensions: 7mm (0.27in)

Chain Length: 100cm (39in)

Weight: 1315g. / 2.9lbs (lock only)

Dimple key x 2


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