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Knog Bouncer U-Lock

Code: KNOG-11193
  • £39.49
  • RRP £43.99
Out of Stock at Warehouse | Shipped in 3-5 days
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With a 13mm hardened steel shackle and silicone overmoulded the Bouncer U-Lock is a tough lock that won't scratch or damage your bike. Having been awarded the highest bicycle security SoldSecure Bronze accreditations, the Bouncer is Internationally recognised as a high security U-Lock.

  • Dimensions: 185 x 125 x 35mm
  • Weight: 800g
  • Materials: Silicone overmoulded plated hardened steel U-lock
  • Shackle: 13mm hardened steel shackle


  • Security Rating: 80/100
  • Body: Investment cast steel, with compression moulded silicone shackle outer. UV painted exterior. 
  • Scratch Protection: UV resistant Silicone Shackle outer and plastic housing covers
  • Secure Mechanical Assembly: Entire mechanical assembly encased by plastic outer housings - eliminating leverage points. Hardened steel internal housing protects lock mechanism from external attack. 
  • Double Dead-lock: Double locking mechanism secures both sides of the shackle, providing a robust, high security solution by ensuring the shackle can't be cut once and twisted open.
  • Lock Barrel Security: High security disk style lock barrel, designed for a minimum of 2500 key combinations.
  • U-shackle security: Heat-treated specifically to create balance between hardness (cutting resistance) and toughness (for tensile and impact resistance). 
  • Key Replacement: Each Bouncer is provided with a unique key code. This is fully traceable through Knog if you happen to lose your keys. 
  • Packaging: The Bouncer packaging is made from 100% recyclable material.
  • 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.


UK Deliveries
FREE when you spend over £50.00 in a single order
Otherwise it's typically £3.99 per order
Delivery should be expected between 2-3 working days unless stated on product page.

Worldwide Deliveries*
Approximately 4-10 working days depending on country
via Parcelforce Signed Delivery (fully traceable service). Please add items to the basket to calculate delivery for desired country.

If your country isn't listed for delivery at checkout please contact us.

Delivery of Bikes
We ship all our bikes free of charge within the United Kingdom (excl. Jersey and the Channel Islands at this time) and all our bikes come pre-assembled with just a few tweaks required (Please see our Bike Build Instruction page for details of assembly required).

All our bikes undergo a safety check before being re-boxed for shipping which can during busy periods take a little longer to complete so whilst we aim to ship all our bikes within two working days of the order please allow for additional time for this process.

Signature Required
All our consignments irrespective of the carrier require a signature upon delivery, deliveries are typically made between 08:00 and 18:00 so please bare this in mind when choosing a delivery address.

Package Recycling
We do try when possible to reuse packaging from our own suppliers in order to send purchased items to our customers, we ask if the packaging is still in good condition after you've received your goods then please try to use it again or recycle if not possible.