Shimano's 105 Clamp-On Front Derailleur sports a cold forged-aluminum body with Shimano's extra wide-pivot design for lightning-quick and super-smooth shifts. The steel cage ensures excellent durability. For use with 11-speed drivetrains.
Capacity is calculated by subtracting your smallest chainring's tooth count from the largest chainring's tooth count. Example: 52/42/30 chainrings: 52 - 30 = 22-tooth capacity.