Bicycle lock

Secure your bicycle reliably with the GERDA CONTRA COMBO 900/6C chain lock. This premium solution combines a robust 6mm hardened steel chain and a convenient five-digit combination lock, ensuring security without the need to carry keys. The 90 cm long chain allows you to conveniently attach your vehicle to posts or railings, while the soft textile sleeve effectively protects your bike's frame from unwanted scratches. It's an ideal choice for those who value security and practicality in their daily urban commutes.

Secure bicycle chain lock

The GERDA CONTRA COMBO 900/6C stands out for its exceptional strength and versatility. The hardened 6mm diameter chain links provide sufficient resistance to accidental theft attempts, making it perfect for short-term storage of bicycles, scooters, or strollers. You can set your own five-digit code, ensuring the lock is fully personalized. The compact design allows for easy transportation of the lock on the handlebars, seat post, or in a special bag, so it will always be with you when you need it.

Included in the set

By purchasing this product, you receive a ready-to-use kit, which includes:

• GERDA CONTRA COMBO 900/6C chain lock with 6mm hardened links.
• Integrated five-digit combination lock with the option to set a custom code.
• Protective textile sleeve to protect the bicycle's paintwork.

Advantages and disadvantages

Considering whether this lock is right for you? Here are some aspects to consider before purchasing:

• Advantages:
  • No need to carry keys – everything is controlled by a convenient code.
  • Robust hardened steel provides reliable "Standard Protection" security class.
  • The textile cover prevents scratches on the bicycle frame.
  • 90 cm length provides flexibility for attachment to various objects.
• Disadvantages:
  • The 0.75 kg weight might be noticeable on longer trips.
  • Combination lock mechanisms require a bit more attention in colder weather (maintaining cleanliness).