Don't forget your lock
carrying your lock
You have a beautiful bike that you take good care of? A reliable bike lock is essential to protect it from theft. Luckily, there’s a suitable solution for everyone and every like: from ring locks to folding locks and U-locks. You surely have a favorite too. But how do you best carry these locks with you?
Ring Lock with Plug-in chain
A ring lock is permanently mounted on your bike, making it very convenient to use. So you don't need to worry about carrying it around with you. However, a ring lock alone is not enough to secure your bike properly. It’s important to always lock your bike to a fixed object like a pole or railing. A plug-in chain that fits your frame lock could be a solution. A suitable saddle bag also solves the transport problem here.

technology excellence in every detail
Performance meets safety
Built-In convenience. Everyday security.
Ring locks from TRELOCK are engineered for daily riders who value speed and simplicity. Integrated into the bike frame, they provide instant security during quick stops, while optional plug-in chains add an extra layer of protection. Especially suited for commuters and city cyclists with electric or utility bikes..

The perfect set: a ring lock, plug-in chain and a bag
If you are looking for the ideal combination, go for the complete set. Take a good look at what size ring lock would fit on your frame, we have different sizes available.

The plug-in chain is an extra layer of protection
It allows the bike to be additionally secured to a fixed object with just one simple motion – for optimal user convenience.

Folding locks
A folding lock is compact and flexible thanks to its hinged links. This makes it easy to use and carry. Our TRELOCK folding locks always come with a handy holder that you can easily attach to your bike, often useable with only one hand This way, you can park quickly and securely: simply take the lock out of the holder, secure your bike to a pole or railing, and you’re done. Thanks to the anti-rattle mechanism, you won’t hear any annoying noises while riding, the lock sits securely in the holder and leaves no unsightly marks on the frame.

AREA OF EXPERTISE
Discover our folding locks
The everyday companion with precision in every detail
TRELOCK folding locks represent the pinnacle of modern bicycle security: They’re born from German engineering and refined through decades of expertise. As a core strength of the TRELOCK portfolio, our folding locks are the result
of relentless innovation, combining intelligent design with premium quality materials.
U-Locks
The U-lock, also known as a shackle lock, is a strong steel lock shaped like a U. It weighs less than a chain lock and comes with a practical holder that you can easily mount on your bike frame. This holder ensures comfortable transport of your U-lock, so you always have it handy when you need to secure your bike.

strength and durability
Take a look at our u- locks
The benchmark of bike security
With a reputation for strength and durability, TRELOCK
U-locks are built for cyclists who take security seriously.
Reinforced locking bolts and corrosion-resistant materials
deliver dependable protection, even under extreme urban
conditions. A staple for high-value bikes.
chains
The chain lock, loved by many because it offers maximum flexibility and high security. The problem: transport. Many people wrap the chain around the seat post or clamp it to the carrier. To protect the bike as well as possible, all TRELOCK chains are covered with a high-quality textile sleeve. However, if you want to be on the safe side, you can also use a practical saddle or side bag.

flexibel and a reliable choice
we have a wide range of chains
Heavy duty. High deterrence.
TRELOCK chain locks bring together flexibility and
formidable resistance to attack. Hardened steel links and
advanced locking mechanisms make them a reliable choice
in high-risk areas. Ideal for premium bikes, long stops and
leaving your ride unattended overnight.
Practical solutions
With our range of bike locks and convenient holders, you’ll always have a safe and practical solution to protect your bike on the go. For more comfort on every ride.