• Park Tool Chain Checker CC-2 Quick View
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      Park Tool Chain Checker CC-2 Quick View
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    • Park Tool Chain Checker CC-2

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    • To alleviate poor shifting and uneven drive train wear, manufacturers recommend chain replacement before rear cog replacement. Now you can quickly and accurately determine the wear and stretch of any chain with the Park Tool Chain Checker. Simply insert the Chain Checker’s pins into two links, lightly press the swing arm gauge, and then check the gauge window for an…
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  • Park Tool Chain Checker CC-4 Quick View
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      Park Tool Chain Checker CC-4 Quick View
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    • Park Tool Chain Checker CC-4

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    • The CC-4 is a drop-in style gauge that measures bicycle chain wear. The laser cut CC-4 accurately measures a long section of chain and strategically comes in contact with the chain in three places, quickly and easily taking the guesswork out of knowing when chain replacement is necessary. A worn chain will cause poor shifting as well as accelerate drivetrain…
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