Wide link design 105 double front derailleur for increased rigidity and improved shifting response
For use with 105 ST-5700 or Ultegra ST-6700 shifters only for optimum shifting performance
Wide inner link increased rigidity and takes front shifting performance to a new level, especially under heavy load
For 10-speed drivetrains
Light action spring reduces effort required to actuate shifts
Maximum capacity of 16 teeth with 50-56 tooth outer
The aluminium parts are coated to resist corrosion and maintain their great looks