Dave Crowe at 'Colourtech' did my Rockhopper, and a very good job too.
They're based in Dartford but can sort out couriers etc (though you may have to arrange getting the bike to them.)
Call him on 01322 555549 and have a chat with him, very nice bloke.
MTB - 1989 Ritchey Ultra , 1990 Explosif, 2001 Santa Cruz Superlight
Road - 1984 Koga Miyata Gents Racer, 2009 Pegoretti Duende
Wanted - 1" black quill stem with cable stop.
'It doesn't get easier, it just gets faster' - G Lemond " Everything in life's a race mate" - G Farmer