FRONT DERAILLEUR - FD-U4010-L

FRONT DERAILLEUR, FD-U4010-L, CUES, FOR 2X9, LOW CLAMP, TOP-SWING, 34.9MM BAND (W/31.8 & 28.6MM ADAPTER), CS-ANGLE: 63-68, FOR TOP GEAR: 46T, CL: 48.8MM