Thread: Ultegra 6703 Pedal Arm Won't Saty On
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Old 06-01-20, 07:56 AM
  #5  
Crankycrank
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#4 also keeps the crank arm from coming off if the pinch bolts come loose and the #1 "crank arm fixing bolt" loosens up or falls out which almost never happens if the pinch bolts are torqued properly.
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