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Chain Checker Tool Sale
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- Estimated Delivery : Up to 4 business days
- Free Shipping & Returns : On all orders over $200
A worn bicycle chain can cause poor shifting and expensive drivetrain damage. The Park Tool CC-4.2 Chain Checker is a drop-in gauge that measures chain wear accurately. It contacts the chain in three places, eliminating guesswork. Compatible with 5 to 13-speed and single-speed chains, it indicates wear at 0.5%, 0.75%, and 1.0%, matching manufacturer replacement recommendations.
FEATURES:
- Measures bicycle chain wear accurately, preventing expensive drivetrain damage
- Laser-cut design contacts the chain at three points, providing quick and precise wear measurement
- Compatible with 5 to 13-speed derailleur chains and single-speed chains
- Indicates chain wear at 0.5%, 0.75%, and 1.0%, aligning with manufacturer recommendations for replacement
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