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Shimano STePS SM-CRE70 Chainring for FC 9 speed chain on 11 speed chainring
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SRAM X-Sync 38T 11 Speed 110 Alum BB30 9 speed chain on 11 speed chainring
9 speed chain on 11 speed chainring
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11 Speed Chainrings Test Results 9 speed chain on 11 speed chainring
9 speed chain on 11 speed chainring
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Shimano Chainrings | Worldwide Cyclery 9 speed chain on 11 speed chainring
9 speed chain on 11 speed chainring