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内容来自iPhone手机客户端
luyangnancai:我建议你用九速链条,八速用九速链条好调,不擦飞轮 (2016-01-20 08:36)
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knightyxl:谢谢!我现在sp16 8速的,几个档位齿感太强,换9速链条是不是也能好很多? 包括降链噪 (2016-01-20 12:31)