In a message dated 2/27/02 11:09:05 AM, NortonMarg@aol.com writes:
<< << I was under the impression that SP tubing was used on the larger framesets such as yours and SL was on the smaller framesets for bikes that utilized Columbus tubing. So I would think that your bike is a distinct model regardless of the tubing inner diameters. We are talking about the Bianchi you rode on Saturday right? >> >>
Columbus tubing, both SL and SP, was available in three sizes, A, B and C, C
being the longest. You could have an A set in SP or an SL in C.
Phil Brown
NoHo. Ca