Caliber 2 Chain Wear Indicator - Accurate Motorcycle & Bicycle Chain Measurement Tool for Maintenance & Performance Tuning | Perfect for DIY Mechanics & Bike Enthusiasts

The Rohloff Caliber 2 is a precision made chain wear indicator.

• Works with all 1/2" pitch chains
• Allows the measurement of chain wear in seconds and indicates if the chain is too worn for steel or aluminum sprockets/chainrings