In a message dated Thu, 6 Jun 2002 12:18:00 PM Eastern Daylight Time, LouDeeter@aol.com writes:
>I always thought the axle should be placed in line with the centerline of the seatstays or just slightly in front of that line,
For "best" shifting, I usually align mine on a vertical axis from the centerline of the axle through the centerline of the upper derailleur pivot or slightly forward of this position. Amazingly (or not so amazingly?), this coincides with the seatstay position you described! Perception is reality.
Greg Gagliano
Olathe, KS