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 any cyclist or mechanic, the Park Tool CC-3.2 Chain Checker helps extend drivetrain life by ensuring timely chain replacements.

Warning: California Proposition 65 

https://planet-cyclery.myshopify.com/pages/warning-california-proposition-65