Originally Posted by
63rickert
NO. We have seen this movie before. We have seen this movie before way too many times. The following is not a theoretical concern. This happens.
Shift to the large/large combination with a short chain and the derailleur is bent, twisted, sheared off. If you're lucky. Frame damage is likely as well. Crashing is not automatic but very likely. ALWAYS have enough chain for large/large. You cannot count on remembering. Recipe for failure.
who are you? the derailleur/bicycle safety gestapo?
dude asked. i sent him a link and explained where he was confused. likely he's an adult and can figure for himself if he wants to risk it. and, if he's read the link or anything else on this matter, he knows the risks