SHIMANO ALIVIO M3100 3x9 Speed Groupset Groupset include 4 Original parts 1.&2.SL-M3100-L and SL-M3100-R 3.FD-M2000-DS / FD-M2000-TS 4.RD-M3100-SGS Parts detail： 1.&2.SL-M3100-L and SL-M3100-R SHIMANO ALIVIO - RAPIDFIRE PLUS - Left Shifting Lever - Clamp Band - 3x9-speed --Light and responsive front shifting improves efficiency and control --OPTICAL GEAR DISPLAY for easy visible gear position --Clamp band type only 3.FD-M2000-DS / FD-M2000-TS SHIMANO ALTUS - Front Derailleur - Down Swing / TOP SWING - Clamp Band Mount - 3x9-speed Top gear teeth 40T Total capacity 18T 4.RD-M3100-SGS SHIMANO ALIVIO - Rear Derailleur - SHIMANO SHADOW RD - 9-speed Delivers a low profile design that lets you ride aggressively with fewer interruptions thanks to its SHIMANO SHADOW design. --Low-profile design --Total capacity: 45T --Max. low sprocket: 36T --Adjustment barrel

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