In the “they don’t make ‘em in that size anymore” category...
I could not find a front derailleur in 28.6 (1-1/8”). Of course, there are plenty of 1-1/2” and bigger, but who wants a half-inch of spacers? Not me. I found this Problem Solvers braze-on adaptor in 28.6, so got that and a braze on derailleur.
I could not find a front derailleur in 28.6 (1-1/8”). Of course, there are plenty of 1-1/2” and bigger, but who wants a half-inch of spacers? Not me. I found this Problem Solvers braze-on adaptor in 28.6, so got that and a braze on derailleur.