Front Derailleur, Fd-M4000, Alivio,Down-Swing Dual-Pull, For Rear 9-Speed, Band-Type 34.9m(W/31.8 & 28.6mm Adapter), For 40t, Cs-Angle:66-69
Requires Light Operational Force For Stress-Free Long Riding
Best Design For Big Wheel
New Mega-9 Lite Drivetrain
Wide Link For Longer Durability And Precise Shifting
Quick / Fast Assemble Feature