Paul Brown wrote:
>The early racers were stamped with just
>Mafac on the front arm.
Forged, not stamped. Minor difference, but important for the strength of the arms. I think other aluminum brakes at the time often featured cast arms, which break when you try to bend them. The early Mafac arms were marked "Dural Forge" to show that they were both alloy and forged.
--
Jan Heine, Seattle
Editor/Publisher
Vintage Bicycle Quarterly
http://www.mindspring.com/