Thread: From Shimano 105 5700 crank to FSA SL K light carbon cranks
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Old 07-18-15 | 08:31 AM
  #24  
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rpenmanparker
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Bikes: 1990 Romic Reynolds 531 custom build, Merlin Works CR Ti custom build, super light Workswell 066 custom build

I think OP means BB386EVO with the oversize diameter Al spindle. Yes those are lighter than the EXO version with steel spindle. And yes the BB, not the crank is supposed to be very stiff. I bet that is the difference OP is feeling.
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