Thread: 10-speed chain - are MTB and ROAD different?
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Old 06-03-13 | 04:07 PM
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jimc101
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10 speed 2x10 Shimano (CN-5701,CN-6701, & CN-7901)are directional, http://techdocs.shimano.com/media/te...9830688497.pdf 3x10 aren't, neither are brands like SRAM, KMC, Connex etc.

Not so much Road vs MTB, but 2x10 vs 3x10. 11 speed has gone back to non-directional (symmetrical) chains
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