Originally Posted by
mtalinm
these are 451 rims, so selection is a bit limited. both of my tires are primo comets. maybe I'll try the 1-3/8"s again and leave them a bit underinflated.
Sorry for a n00bish question...
I've long considered switching to Big Apples -- but I have Primo Comets (came with the bike) -- does that mean I can't swap the Primo Comets for Big Apples? ie, do I necessarily have 451 rims, and I would need some other rims if I want Big Apples?