Shimano SLX CN-M7100 - 12 Speed Chain Quick Link - 126L. KMC 11 Missing Link for 11 Speed Chain EPT - Non Re-Usable - Silver. SRAM PC-1110 PowerChain - 11 Speed MTB Chain - PC1110. 5.62 mm chain width, optimised for 11-speed Super Narrow HG-EV drivetrains.
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