Originally Posted by
tjh1960
I recently got these and found that the mounting screws were too thick for my ~ 1990 Dia Compe calipers. I've got a newer bike with Cane Creek SCR3 brakes, was able toswap those carriers to the old brakes and could fit the Kool Stop carriers on the newer calipers.
Yes, the bolts are slightly too large to fit in the slots of some older brakes. A file can be used to adapt the calipers with no loss of function or strength.