Trelock U6 300mm U-Lock - Sold Secure Gold




300 MM

Out of Stock
Part Number:




The Trelock U6 300mm U-Lock is independently rates as Sold Secure Gold. Trelock give it a 6 out of 6 rating which is their top level, making this one of the most bike secure locks you can buy.

The long, 300mm, shackle length makes this lock great for locking more than one bike or for awkward bike stands or railings where it can be hard to securely lock your bike with a standard length lock. The U6 uses an IN-X cylinder automatic locking system which is pick and drill resistant.

The U6 lock has a protective vinyl coating so it doesn’t scratch your paintwork and comes with a universal mounting bracket so you can carry it on your bike.

Trelock are a relatively new brand to the UK but they have been making bicycle accessories in Germany for 160 years. Trelock make high quality and reliable locks and are part of the same global group as Kryptonite.


  • High security IN-X cylinder automatic locking system is pick and drill resistant
  • Dust cover stops dirt blocking the keyhole
  • Replacement key service
  • Shackle length 30cm
  • Shackle diameter 16mm
  • Protective vinyl coating
  • Replacement key service
  • Comes with universal mounting bracket
  • Sold Secure Gold
  • Rated 6/6 on Trelock’s security scale

What are Sold Secure Locks

The Sold Secure organisation test bike locks by physically trying to break them under laboratory conditions. They then rate the locks Bronze, Silver or Gold according to how long they take to break into. Gold being the best. Insurers will insist on a standard of lock to provide cover.

Who are Sold Secure?

Sold Secure is an independent organisation. It was originally setup by Northumberland and Essex police forces with the help of the Home Office. The Master Locksmiths Association took over but still work closely with police forces.

Sold Secure have their own laboratory near Daventry where they test out locks. They have a team of professional locksmiths. They test each lock using the same tools and techniques. To see which ones stand up against attacks for the longest. Sold Secure work with police on understanding new lock breaking techniques used on the streets.

Price Match at Cycles uk

We understand that price is important, so we regularly price-check our competitors to make sure we have the best offers available. We recognise that we will not always be the cheapest, so if you see the same product cheaper from any of our competitors then please get in touch via the form below and we will do our best to match any reasonable advertised price.

Colours Black
Sizes 300 MM
Brand Trelock
Barcodes 4016167067516
SKUs / Part Numbers 8005200

Please note: Manufacturers can sometimes change the specification of the products from time to time.

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