Yeah Sparkin, (aka JASPER!) the SP5 had carbon. Didn't think when I typed the question.
I'm just wondering whether to bid on these. They ain't going to be cheap, and if there's no power gain there's not much point. Saving weight isn't much of an issue really - since I only weigh 10st myself!
[Edited on 12-2-2006 by weeveetwin]