Blue 6mm keyed bicycle chain lock

Updated 2026-09-05

Featuring a bright blue protective sleeve, this 6mm thick chain lock offers a blend of visibility and security. The 3.3 foot length is ideal for securing a single bicycle to a standard rack or post. The steel links are engineered to provide a reliable deterrent against theft, while the fabric cover ensures the bike's frame remains free from scratches.

The keyed locking mechanism is built for simplicity and strength, ensuring a secure connection every time. This lock is versatile enough for use on motorcycles, gates, and fences, making it a useful tool for home security as well. The blue color provides a clear visual signal that the property is protected, which can help deter opportunistic thieves.

This model is designed for portability, easily coiling up for storage in a bag or around a seat post. The materials are weather-resistant, allowing for consistent performance in rain or shine. It is an excellent choice for riders who want a dependable, easy-to-use chain lock that adds a bit of color to their cycling gear.

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