Ensure peace of mind when leaving your bike
With the Threo chain lock, you won't ever worry about your bike being stolen. Every feature guarantees enhanced security — from the steel chain to the locking mechanism.
Reliable protection
This bike lock is set with a 5-digit password. Thanks to this feature, the possibility of theft is significantly reduced.


Durable material
The Threo protection is made from solid zinc alloy steel. It can resist cutting tools and other types of impact, maintaining its functionality with time.
Non-damaging design
The smooth surface of the cable prevents marks and scratches on your bicycle.

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Tom R.
Works great, no scratches on my bike!
Emily K.
This lock is super reliable and keeps my bike safe all the time. The zinc alloy steel makes it really strong, and it’s not annoying or hard to use.
John D.
I love this bike lock! It gives me peace of mind with its sturdy design and easy-to-set password. Now I can park my bike without worries.
Sara M.
Super strong and keeps my bike safe! I love that it doesn’t scratch my frame thanks to its smooth surface.
Mike C.
Awesome lock! The zinc alloy steel makes it really durable. No worries about any tool cutting through it.
Emma R.
Great lock! So easy to use.