CDG-2 Chainring Diameter Gauge

Park Tool

<p>Measure bolt circle diameters (BCD) fast and accurately. Use this tool for a wide variety of 4- and 5-bolt chain ring patterns – the tool heads centre in the chain ring holes, chain ring bolts, or crank arm holes.</p><ul><li>Made of laser engraved anodized aluminum</li><li>Measures both 4 and 5 BCD chain rings</li><li>Includes a centre-to-centre distance scale and a handy reference chart that lists additional mounting pattern measurements</li></ul>

Park Tool CDG-2 Chainring Diameter Gauge

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Park Tool CDG-2 Chainring Diameter Gauge

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