I use these,

http://www.fordfiestast.co.uk/showflat.p...&PHPSESSID=

They've been great so far, over a year before the first one went
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East of England Rep

Midge - MG ZR 105 (10-11)
Stella - MR200 Fiesta st (11-15)
Silky - R171 SLK280 (15 - )