Usefully it also incorporates a braze-on type front derailleur mount, so extending the gear range shouldn't be a problem.

同时上面也贴心的预留前变速器组装位置，在未来升级时不会有任何问题。

youdao

Usefully it also incorporates a braze-on type front derailleur mount, so extending the gear range shouldn't be a problem.

同时上面也贴心的预留前变速器组装位置，在未来升级时不会有任何问题。

youdao