SHIMANO DURA ACE 內藏式中心盆-SM-BB92-41B / SHIMANO PRESS-FIT B.B.-SM-BB92-41B

SHIMANO DURA ACE 內藏式中心盆-SM-BB92-41B / SHIMANO PRESS-FIT B.B.-SM-BB92-41B

  • $278.00
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-Bottom bracket with small ball bearings for lightweight

-Advanced seal construction for smoother rotation

-Average weight:54g