are you talking about the wishbones? where abouts in the uk are you?
there are a couple of places that you can buy them from. i can highly recomend talon (who is on ebay), there is also 3ge & saturn who make them. i think that the prices are all about the same (ish?) though
or.... have a look herer
http://www.locostbuilders.co.uk/view...php?tid=142237