From: "galen pewtherer" <email@example.com> Subject: [CR]help removing mafac canti calipers
>> the mounting bolts of the mafac calipers are screwed into what seems
> to be a bushing or sleeve that's integral to the boss. this bushing
> turns freely once the mounting bolt is loosened a bit, and i can't
> figure out how to get a grip on it to stop it from turning. does
> anyone have any advice about how to do this?
Are those slots along the outer edge? It looks like a tool similar to a chainring nut wrench fits on there. Plenty of penetrating oil first though.