The Chain Wear Indicator quickly and accurately checkes the degree of chain wear and stretch of single to 12 speed (and Campagnolo 13 speed) derailleur chains.
The indicator comes with integrated chain hooks that help hold chains in place during assembly or repair.
CNC machined stainless steel
0.5 / 0.75 / 1.0%.
Please check with chain manufacturer for specific replacement instructions.
Where to Buy