| 摘要 |
A derailleur for a bicycle, which is provided with a linkage mechanism comprising a base member, a pair of linkage members and a movable member having a chain guide, in which one of the four members constituting the linkage mechanism is provided with a mounting base entering into a space in the linkage mechanism. A tightening member having at the upper end thereof a control, is mounted to the base in the relation that the tightening member extends lengthwise vertically, so that a jig inserted into the space tightens the tightening member to thereby tightly grip the control wire. |
