美骑编辑按：选Tiagra还是105？相信很多公路车入门车友在选择套件的时候都纠结过，那么它们之间到底有什么区别呢？跟随外媒road.cc一起来看看吧，全文4000余字，部分内容已做本地化处理，请放心食用。 倘若你想要在Shimano Tiagra和105之间做个选择（无论是选择 ...

Shimano have launched an upgraded Tiagra groupset, which is announced alongside a new gravel-specific groupset from the Japanese components giant. Shimano Tiagra is an entry-level groupset from the ...