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Knog Straight Jacket Fatty Chain and Padlock

Knog Straight Jacket Fatty Chain and Padlock

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Product Description

With an 800mm hardened steel chain and steel shackle padlock the Straight Jacket gives a toughened resistance to shackle and bolt cutter attacks. Made from hardened steel and with a tough nylon cover the Straight Jacket is considered a high security chain lock.


  • Length: 80cm
  • Weight: 1300g
  • Materials: Hardened steel chain and tough Nylon chain & padlock covers.


  • Security Rating: 70/100

  • Body: High strength, hardened steel.

  • Hardened Chain: Heat-treated specifically to create a balance between hardness (cutting resistance) and toughness (for tensile and impact resistance).

  • Chain Cover: hard wearing, vibrant and robust nylon cover protects your bike from scratches.

  • Padlock: Hardened strong steel shackle padlock with brass body

  • Padlock Cover: Tough nylon cover to protect padlock and shroud shackle, preventing access with bolt cutters

  • Lock Barrel: Blade style lock barrel, with 1000 unique key combinations

  • Finish: Colourful, tough nylon cover with 3 unique colour options that protects your bike from any unwanted damage.

  • 3 Overmoulded Keys: 3 colour-coded overmoulded keys with wrist coil.

  • Testing: We subject our locks range to a vast array of environmental tests to ensure they are fit for purpose for everyday use. These procedures are undertaken during research and development through to prototype and manufacture. These include: Drop Tests, Impact Tests, Corrosion Testing, Vibration Testing, Extreme Temperature Testing, Cycle Testing. 

Note: Occasionally, without notice, manufacturers change product design and/or specifications.

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