For many years, the DuoPar was very popular with tandem owners, who tend to run wide range gears. It does have one odious quirk: If you back up, the unit tends to get all wound up around itself if you let it... Tandems tend to get backed up instead of carried.
your mileage may vary.
harvey
At 16:19 7/4/2001 -0500, Keith Kessel wrote:
>The Huret Duopar is actually a very good touring derailleur. I have one on
>my old Ritchie moutain bike and it works just fine. I would recommend one.