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
Ergonomic Design
John –
Great tool! Easily checks chain wear accurately.
Anna –
Excellent product for maintenance! The durability and accuracy were impressive. It quickly identifies when a chain needs replacing, potentially saving costly damages in the long run. Definitely recommend to every cyclist!
Mark –
A must-have for any bike enthusiast!
Sophia –
Works well, but the instructions could be clearer for beginners using it for the first time.
Alex –
Works well, but could be slightly more user-friendly.
Charlie –
Essential tool for any cyclist. Durable and accurate.
Taylor –
Super useful gadget!
Morgan –
This wear indicator has made my bike maintenance routine so much simpler. It quickly identifies when the chain needs replacing, potentially saving costly repairs down the line.
Alex –
Great tool for quick chain checks!