Originally Posted by
dtrain
Seems to me it was the limit screw/mechanic that failed him. I'd be pressuring the shop more than Cannondale. I agree with the mfg that human error was the major cause rather than frame failure.
I don't know... he's never been in the big cog before? Months of riding, this same hill likely... my limit screws stay adjusted for the life of the derailleur. I changed a wheel and had the chain run off the cluster. twice. At each end. I'm very sensitive to stuff not feeling right. I backed off in each case before things got too snarfed. At the top of a hill...