Free Shipping Worldwide
Bike Wear Indicator Ruler Bicycle Chains Gauge Measurement Checker
- Accurately measure the length of your bicycle chain.
- Get a precise measurement to see if your chain is too loose or too tight.
- Keep your bike in perfect working order.
- Avoid dangerous accidents by making sure your chain is properly tightened.
- You'll never have to worry about whether your chain is too tight or too loose again.