Park Tool CC-2 Chain Wear Indicator

$29.95

Quickly and accurately determine the wear and elongation of any chain.

  • Compatible with all bicycle chains
  • For modern 9 and 10 speed chains, replace chain at or just before the 0.75% readings
  • For 11 speed chains, replace at or just before the 0.5% reading
  • Insert the Chain Checker's pins into two links, press the swing arm gauge tight, and check the gauge window for an accurate reading