Compatible with derailleur chains from single to 12 speed, the Chain Wear Indicator II quickly and accurately checks the degree of chain wear.
Constructed from CNC machined 6061 aluminium, the tool will ensure it does the job and lasts the long years in your tool box.
CNC machined 6061 aluminium
0.25 / 0.5 / 0.7 / 0.8 / 1.0%.
single - 12 speed chains
Please check with chain manufacturer for specific replacement instructions.
Where to Buy