20v t belts??

hi people, please can anyone help me, can you tell me anywhere i can buy a 930 x 22 mm poly ribbed alternator belt? - failing  that does anyone know what pulleys to use on the crank/ alternator if i change to a vee belt?
many thanks
ed  

You need a HB925G from Halfrauds, fits perfectly using the 1.8t pulleys.