R8 front derailleurs are optimized for 7 and 8 speed chains and Shimano compatible road shifters.
  - Drivetrain Speeds: 7
 - Drivetrain Speeds: 8
 - Weight: 126
 - Front Derailleur Style: Traditional
 - Max Ring (teeth): 52
 - Double or Triple: Double
 - Front Derailleur Clamp: Braze-on
 - Front Der/Shifter Compatibility: Shimano Road
 - Derailleur Capacity: 16
 - Front Derailleur Cable Pull: Bottom Pull
 

  
