KMC Easy Chain Checker Tool

Quick and accurate chain wear check

A well-maintained chain not only makes your ride smoother but also extends the lifespan of your entire drivetrain. The KMC Easy Chain Checker is a simple yet precise tool that allows any cyclist to independently assess chain condition. Compatible with both standard and flattop chains, this easy-to-use gauge quickly becomes an essential item in any bike workshop toolbox.

Key features:

• Easy to use: place the tool on the chain – measurement takes just seconds
• Precise scale: millimeter markings help identify chain stretch accurately
• Clear wear interpretation:
  • < 0.2 mm – chain is in good condition
  • 0.4–0.6 mm – moderate wear, still usable but monitor regularly
  • ≥ 0.8 mm – significant wear, replacement recommended
  • Dual-sided design: one side for standard chains, the other for flattop
• Wide compatibility: suitable for 8–13 speed standard chains and 12–13 speed flattop chains
• Durable body: made of robust steel
• Lightweight: weighs only 12 g