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