Originally Posted by
RubeRad
I took the worn chain home and measured it against a steel ruler (don't have a chain checker (obvs)), 12 links was almost 3/8" stretched!
The chain actually visibly couldn't sit on the chainring it was so bad.
Prolly that has some effect on shifting quality...
Still don't have the bike back yet, I might call see how their doing tonight
Did not read through every post, but you realize with a chain worn that badly you are almost certain to need a new cassette at the least and possibly new chain rings.