Originally Posted by
Mr. Beanz
Same exact tires I rec'd above. Use the 25's. The 28's are more than likely too wide for your rear stays. I use the 25's at 250 lbs, you won't have a problem.
Be sure to install tires and tubes properly. Make sure the tubes aren't pinched during installation.
I'll check the fit of the Seca 28's on my Bianchi 1885 later tonight (complete with photos!). I have the Seca 28's on my cross bike and they're about 0.1 mm wider than 25c Continental GP 4000's.