Bike Chain Wear Checker with Pivoted Base

This bike tool is a bike chain wear checker designed for quick, practical inspection of chain condition on a bike. Use this chain checker as a chain stretch gauge to measure chain stretch and assess chain wear with a simple handheld motion. The bike chain wear gauge features a long blue metal body with a pivoted black measuring base and a compact lever shape for controlled use. Built from aluminum alloy and steel. The package includes a single Chinese and English instruction manual.