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SHIMANO - Bottom Bracket - Threaded - HOLLOWTECH II - 68/73 mm shell width
With better sealing and rotation the SHIMANO DEORE bottom bracket delivers high driving efficiency.
MODEL NO
SM-BB52
SERIES
DEORE M610 Series
THREADED BB SHELL WIDTH_70mm
HOLLOWTECH II BB_Threaded BB type
Threaded BB shell width_68mm