Hi Amir,
I recently made a set of bosses for Mafac Racers. Take a look:
http://centerportcycles.com/
Then I heard that Mike Barry at Mariposa had a run of them made up.
Regards, Jamie Swan - Northport, N.Y. http://www.centerportcycles.com (mapped) http://www.limws.org http://www.liatca.org http://www.cabinfeverliquidations.com
On Oct 12, 2005, at 9:31 AM, Amir Avitzur wrote:
>
>
> I just tried to mount Mafac competition brake arms on Mafac Braze-on
> Canti
> bosses (not yet brazed on),
> and 3 dimensions were off:
>
> Inside spring diameter (bigger on Competition)
> Spring attachment point (closer to center of pivot on canti-boss)
> Length of boss/pivot-pin (longer on canti boss)
>
> Several bikes in Jan's "Golden Age" book have this kind of set-up,
> but all seem to use custom bosses.
>
> Does anybody know if there are special braze-on bosses for center-pull
> brakes?
>
> Are they still available anywhere?
>
> Amir Avitzur
> Ramat-Gan, Israel