Compatible with all 12-speed derailleur systems (except SRAM Eagle Transmission T-Type,

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Perfect shifting thanks to the double X bridge

Item no.: BX12NB1261

Size: 1/2" X 11/128"

Color: Nickel Silver/Black

Pin length: 5.2 mm

Weight per 110 cells: 268 g

Length: 126 links

X-Series

Your bike deserves it.

The KMC X series is designed with the specific characteristics of Shimano, SRAM, and Campagnolo systems in mind, meeting the most demanding requirements. Carefully designed and manufactured, X-Bridge technology, thanks to precisely chamfered plates, enables smooth drivetrains and perfect gear shifting in every riding situation. The X series is trusted by many top athletes in professional cycling.