FRONT DERAILLEUR - FD-M3100

FRONT DERAILLEUR, FD-M3100-M, ALIVIO, FOR 3X9, MID CLAMP, SIDE SWING, 34.9MM BAND (W/31.8 & 28.6MM ADAPTER), CS-ANGLE: 66-69, FOR TOP GEAR: 40T, CL: 50MM