CHAIN SHIMANO ULTEGRA CN-6701,116 L,10b

The revised super narrow Ultegra chain features redesigned outer and inner plates to reduce chain drop and to improve contact with the gear teeth and smoother shifting even on high loads. Perforated plates save weight. Note: This chain is 2x10-speed only! For 3x10-speed drivetrains CN-6600 must be used. Weight supplement: 118 links | manufacturer's specs