Originally Posted by
OldPilot
I am trying to decide on a new bike, two are aluminum (Cannondale Synapse 5 or Specialized Allez Elite) & two are carbon fiber (Fuji CCR3 or Scattante Pro) . There was a thread a few days ago that should catastrophic frame failures and I was wondering if this common? Is there a limited life cycle for the frame? Will an aluminum frame be a better choice for someone 200 lbs.

No,no, and no.
I'm 200lbs plus, have 10,000 plus miles on my Giant TCR Team Advanced, and have crashed it twice, without any frame damage.
CF frames are tougher than some people think