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The simple Park Chain Wear Indicator helps assess the health of a bike chain, so you can maintain optimum drivetrain performance.

  • Features

    • Gauge accurately indicates when a chain reaches either 0.5% or 0.75% wear, the point at which most chain manufacturers suggest replacement
    • Updated design includes permanent measurement markings, a longer length and improved accuracy
    • The Park Chain Wear Indicator is made from precision, laser-cut steel

    Made in USA.

    View all Park Tool Bike Chain Tools
  • Technical Specs

    Best Use





    1.4 ounces

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