4-Digit Combination
Freely set your own code for personalized security.
Bike locks
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kuhaku(クウハク)
kuhaku(クウハク) Bike locks
These 4-digit combination chain locks provide reliable security with customizable settings. The slim chain design offers a balance of strength and flexibility for daily bicycle use
Lead listing
The gist
Slim Chain Profile
The 0.2 in thickness provides flexible protection.
Compact Chain Length
The 23.6 in length is ideal for frame security.
About this lineup
Precision Chain Specifications
The Mitsukan series features a dial-type mechanism integrated into a durable chain. These locks prioritize user customization with freely adjustable 4-digit codes and a navy blue finish.
- 4-digit dial type lock
- Freely set combinations
- 0.2 in chain thickness
- 23.6 in total length
- Heavy duty chain links
- Navy blue colorway
Designed around
Combination Dial
The 4-digit system allows for thousands of possible codes. Users can reset the combination freely to maintain security.
Chain Dimensions
With a thickness of 0.2 in and a length of 23.6 in, this lock is optimized for standard bicycle frames. It is easy to coil and store.
Daily Utility
The Mitsukan model is designed for frequent use in urban environments. The chain design is more resistant to cutting than basic cables.
Visual Design
The navy finish provides a distinct look compared to standard black locks. It remains professional and discreet on the bike.
Catalog
kuhaku(クウハク): 1 lock
Navy dial bicycle chain lock
Combination bike locks · Heavy duty chain locks · 4-digit combination locks
Buyers
From this set
The 4-digit dial is very smooth and I like that I can set my own code.
The chain is the perfect thickness for a quick stop at the store.
The navy color looks great and the length is just right for my bike frame.
Common questions
kuhaku Questions
How many digits is the combination?
The lock uses a 4-digit dial type system.
What are the chain dimensions?
The chain is 0.2 in thick and 23.6 in long.
Can I change the code?
Yes, the combination can be freely set by the user.
What colors are available?
This specific model comes in a navy finish.