Park Tool CC-2 Chain Wear Indicator Cassette Body Type-Shimano HG 11/12-Speed Road 9 (1-3/8") Front Derailleur Cable

9 (1-3/8") Front Derailleur Cable Pull Dual Front Der/Shifter Compatibility Shimano Road Max Ring (teeth) 40 Front Derailleur Style Traditional

Forged alloy skeleton arms are extremely stiff and lightweight

High-quality Socket and bits selected specifically to tackle a wide variety of common bike repair needs

Available Anti-Theft Protection $1750

Park Tool CC-2 Chain Wear Indicator Cassette Body Type-Shimano HG 11/12-Speed Road 9 (1-3/8") Front Derailleur CablePark Tool CC 2 Chain Wear Indicator. With the Park Tool CC 2 Chain Checker you can quickly and accurately determine the wear (or "stretch") of nearly any bike chain. Simply insert the Chain Checkers pins into two links lightly press the swing arm gauge and then check the gauge window for an accurate reading. The CC 2 is compatible with most single speed and derailleur chains including Shimano XTR 12 speed chains. 5 to 10 speed chains: replace chain at