Westie wrote:

My chain doesn't often drop off the big ring up front but when it does...
man oh man!
It jams solid down there between the crank arm and the big ring. I spent
ten minutes with the bike upside down, one foot braced against the
downtube, pulling and twisting chains like my life depended on it
yesterday. Hollowtech is great, but bring back the pin thing!

Your bike doesn't have the pin thing?? Man, what are they selling you these
days?

John M