Check it before you wreck it
The KMC Digital Chain Checker is an incredibly accurate tool to check chains' elongation. Measuring up to 2.5mm elongation, this tool will become a favorite at the shop or on the home workbench.
- For use with all chains up to 12-speed
- Easy to read digital screen displays in inches or millimeters
- Stainless steel construction built to last years
- Includes two LR44 button batteries for operation