AMuzi wrote:

No jesting! In the shop I go to regularly
there are only two chains, both Shimano, one
is fat (1s) and one is for casettes. The one
for casettes, the "Shimano CN-HG40", is for
6, 7, and 8 sprocket casettes.


No, it is not.

They say it is:

För 6-, 7- och 8-delade kransar. [1]

Might be incorrect, of course.

[1] http://www.clasohlson.com/se/Cykelke...N-HG40/34-8914

--
underground experts united
http://user.it.uu.se/~embe8573