Park Tool Chain Checker CC-3.2

Park Tool CC-3.2 Chain Checker A worn chain can cause poor shifting and accelerate wear on your cassette and chainrings. The Park Tool CC-3.2 Chain Checker is a simple, go/no-go gauge designed to quickly and accurately measure chain wear. It indicates when a chain reaches 0.5% and 0.75% wear, the points at which most manufacturers recommend replacement. Key Features • Accurate wear measurement – Indicates 0.5% and 0.75% chain wear for precise replacement timing.• Compatibility – Works with all 1/2" pitch chains, from single-speed up to 12-speed.• Long and easy to use – Provides reliable readings without guesswork.• Permanent measurement markings – Clearly visible for long-term use.• Manufacturer recommendations – For 9 and 10-speed chains, replace when the 0.75% side fits flat. For 11 and 12-speed chains, replace when the 0.5% side fits. Specifications • Material: Durable metal construction• Compatibility: 1 to 12-speed chains• Usage: Road, mountain, and commuter bikes A must-have for