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
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!
David
Does the job well, but the instructions could be clearer.
Bella
This chain checker is a must-have for all cyclists. It’s accurate and helps extend my drivetrain’s life by catching wear early. Highly recommend!
Sarah
This bike chain ruler is incredibly useful! It helps me ensure that my bike chain is always in top shape. A must-have for every cyclist.
Alice
Essential tool for bike maintenance!
Eve
Durable and reliable. Perfect for checking chain wear regularly. Has become a part of my toolkit.
Tom
Accurate wear indicator, easy to use.