Shimano 105 FD-5800 Front Derailleur - 11 Speed - 31.8mm Axle Size_12 x 148mm Optimized for shifting with X-Glide

Optimized for shifting with X-Glide chainrings

Pitch: 1/2" x 11/128”

With Triple X Durability and unmatched chain life

this solid component is equipped with a low profile with Double Servo-panta technologies which enables it to move in an optimum path

Material: Carbon Filament Wound Quil / Aluminium Ergal

Shimano 105 FD-5800 Front Derailleur - 11 Speed - 31.8mm Axle Size_12 x 148mm Optimized for shifting with X-GlideShimano 105 FD 5800 Front Derailleur 11 Speed 31. 8mm The Shimano 105 5800 series front derailleur offers light action front 2x11 speed shifting thanks to a longer lever arm and refined design. The wide link design 105 double front derailleur offers increased rigidity and improved shifting response. Wide inner link increased rigidity and takes front shifting performance to a new level, especially under heavy load. Long pull arm for light action spring