On 1/18/2011 8:50 PM, Jim Merz wrote:
> In the very early days of caliper brakes the arms were very flexible. It was
> possible to transfer the deflection of the rear caliper into the rear stays
> by making tabs that came very close to the stays. When the brake was used
> these tabs touched the stays, limiting the flex. In this case the brake
> needs to be mounted on the rear of the seat stays. Due to this convention it
> became "the way to do it".
I would think that the position behind the seatstays offering more neutral alignment with the rim would have played a large part too. -- mvg
Marten Gerritsen
Kiel Windeweer
Netherlands