Shimano dura ace r9100 front derailleur band on 349mm
Elite road racers demand reliable and precise shifting 11 speed dura ace r9100 delivers with its super lightweight yet durable design key features lighter and intuitive shifting operation thanks to toggle link leverage construction thanks to improvements in the cage design outer trim is no longer required allowing the rider to focus on racing lightweight nickel plated forged alloy chain cage reduces weight and increases rigidity whilst resisting abrasion from the chain extra wide pivot