Features:
Responsible for routing shift cables under the frame of the bicycle, a worn guide can have an adverse effect on performance and is very simple to replace.
Dual-Position mounting allows precise alignment of cable to derailleurs
It is a vital part for guiding the brake and shifter wire between front and rear shifting/braking system if using bottom pull front derailleur
For bicycle frame which using bottom pull front derailleur smooth and low friction action
Size: app.4cmx3cmx0.7cm/1.57''x1.18''x0.28''