SRAM Chain Wear Check Tool Description: SRAM Chain Wear Check Tools help to measure wear on SRAM and other chains, including hard-chrome and non-hard-chrome variants. SRAM Chain Wear Check tools measure chain wear within a 0.8% wear critical specification, allowing users to pinpoint chain wear that may lead to loss in shifting performance. Features: Chain wear indicator tool is compatible with existing SRAM chain models Compatible with hard chrome and non-hard Chrome chain technology Measures chains with a 0.8% wear critical specification