I've learned to avoid using the small chainring with smaller cogs, especially when coasting over rough pavement at speed.
Using the bigger sprockets greatly preserves the chainstay's finish, as well as reducing stress on chainstay/dropout, axle, bb, chain, etc.!
David Snyder
Auburn, CA usa
> The aluminum will look worse than the chainstay itself after a few good
> chain-slaps. Better to get a Lizard Skin chain protector (attaches with
> Velcro) and switch it from bike to bike. Easy on; easy off!
>
> Marc St. Martin
> Cirque-bound in
> Livermore, California
> USA
>
>>Hi Mark,
>>
>>Yes, but when you take the protector off does the self adhesive affect the
>>paint/chrome on the chain stay?
>>
>>Richard Pakula
>>Toronto, Canada