Joined: Oct 2011
Posts: 10,042
Likes: 2,504
From: Fairplay Co
Bikes: Current 79 Nishiki Custum Sport, Jeunet 620, notable previous bikes P.K. Ripper loop tail, Kawahara Laser Lite, Paramount Track full chrome, Raliegh Internatioanl, Motobecan Super Mirage. 59 Crown royak 3 speed
There about the same I have found and should work fine from experience most vintage brakes will run with rims between 19mm to 26mm or so with proper adjustment and a little tweaking maybe little more if run modern thinner brake pads with variable spacers. You should be just fine using 23's.