EX1 Chain-8 speed

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SRAM EX1 Chain-8 speed 144 Links with PowerLock The EX1 drive train was designed specifically for the demands of electric-assist mountain bikes: a wide gear range with bigger jumps between gears and sturdy components to handle higher torque loads. Liberal use of features found on SRAM’s high end MTB parts provide high value, quiet operation and ease of service. Wider and stronger than conventional MTB chains Chrome hardened pins and nickel plated outer links Show more