Hi Paul try the Shearwater Assoc. at uk catamarans.org or International yacht equipment, Tower St Brightlingsea Essex which hold the dies for lots of old cat sections. Andy White who now builds the Shearwater as well as the Hurricane may also be able to help.
Hope this helps. Cheers Al
Hi Paul, Theres a guy braking a Condor in Essex Advertising on EBAY UK today 2/9/05. The CROSS BEAMS maybe Suitable for the Shearwater.
Best of Luck. Al