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Knog Straight Jacket Skinny Chain Lock
inc. VAT
  • Dimensions: 80cm Length
  • Material: Steel / Nylon / Silicon
  • Weight: 850g


With an 800mm hardened steel chain and steel shackle padlock the Straight Jacket provides 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: 850g
  • Materials: Hardened steel chain and tough Nylon chain & padlock covers.


Security Rating: 60/100

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.

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