Thread: shimano plastic BB cup cracked wtef?!
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Old 10-06-10, 01:44 PM
  #3  
fietsbob
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the left side and the rest of cartridge shimano BB's are steel , there are aluminum replacements for the right side.
aftermarket.
But really It just stabilizes the sleeve of the assembly..
perhaps you overtightened it when you put it in.?
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