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疯狂的兔子:楼主说的大螺丝是牙盘轴心的那颗螺丝把。。这玩意不是用来拧紧的啊。或者说方式不对。那大螺丝跟shimano牙盘的塑料防水螺丝一个道理,先稍稍拧紧,让牙盘两侧压紧中轴,同时要转动顺畅,然后紧非驱动侧曲柄上那俩螺丝,拧紧那俩以后要觉得大螺丝要掉,那就把大螺丝再稍稍拧紧就行 .. (2014-06-23 21:40)
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