Smooth reliable shifting makes all the difference on the road or trail The KMC X12 12speed chain delivers fast precise gear changes keeping every ride effortless and efficientA unique riveting process strengthens each link increasing durability for longlasting performance Double SP technology ensures exceptional wear resistance so every shift feels as crisp as the first Whether climbing sprinting or cruising the chain responds instantly to every pedal strokeBuilt for speed and efficiency the X12 keeps the drivetrain running smoothly mile after mileFeatures 12Speed 12 x 11128 BlackBlack Pin Length 52 mm 126 Links HiPerformance Extremely durable NonDirectional SRAM MTB and Shimano rear 12speed derailleur systems Weight 268 grams

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