Double-sided front derailleur Shimano FD-U4000-M

• ・Smooth, quiet gear changes on and off the track
• ・SIDE SWING design offers smooth, efficient chainring changes
• ・Larger tire clearance
• ・Extra wide range of developments with dual 36-22D and 40-26D chainrings.
• "Total capacity: 14D

Tackle the trails with the smooth operation and exceptional durability of this front derailleur. Its two chainrings with extra-wide development range and versatile design for 2x10/9 speeds give you the freedom to explore many routes.