This TrailMaster chain guide is CNC-machined from high-strength aluminum alloy and long-lasting nylon, providing sturdy protection. It is designed for single front chainring setups to keep the chain secure and prevent drops. It features a tough black lower guard to shield the drivetrain from impacts and debris. It is designed for ISCG05 mounting and comes with stainless steel washers, two M6 screws, a 3mm hex key, and a 4mm hex key for easy installation.
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