Your bike is your freedom. Protect it with accuracy.
Threo Bicycle Wear Indicator accurately measures bicycle chain stretches and features a wear indicator that quickly identifies when it needs replacing. Made from durable materials to suit road and mountain bikes, our compact tool is a must-have for cycling enthusiasts of all levels.
Accurate measurement
Threo indicator accurately measures the stretch of your chain, allowing you to determine when it needs replacing.
Durability
Made from high-quality and durable materials, our compact tool is built to last for road and mountain bikes.
Optimum performance
Maintain your bike in its best condition, preventing the need for expensive repairs. Achieve the best ride performance effortlessly.
More reasons to love our Threo chain indicator
Color Palette
Active Lifestyle
Compact
Lucas
This bike chain ruler is a must-have for any cyclist. It’s incredibly precise and simple to use. Provides great insights into the wear of the chain, which really helps in maintaining the bike efficiently.
Jamie
Accurate and reliable. Great value for money!
Pat
Works well, but could come with clearer instructions.
Alex
Essential tool for every cyclist. It easily checks chain wear, ensuring longer bike life. Compact and straightforward to use. Highly recommended!
Anna
Works like a charm!
Luke
Simple and effective. It’s a must-have for anyone who wants to maintain their bike in top condition.
Emily
Really useful, but shipping took longer than expected.
George
An essential tool for any cyclist. Helps monitor chain wear accurately.
Carlos
Excellent! Keeps my bike in top condition.
Alice
Great tool for monitoring chain wear. Easy to use and reliable results!