Studio : SRAM Publisher : SRAM Binding : Sports Product Description Designed specifically for SRAM 1x11-speed drivetrain ? tall and square tooth design engages the chain earlier than traditional triangle shaped teeth ? mud-clearing recesses for the inner chain links and rollers ? compatible with quark brand power meters ? compatible with 9-11sp 11/128 inch chains (not compatible with front derailleur shifting) 0
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