Considering having a try of these, read a few good reviews so as long as they don't require a great investment 
Will want them to run a Sachs Plasma rear mech
Can anyone tell from the pic whether these are the real thing??
http://cgi.ebay.co.uk/SACHS-WAVEY-7-SPE ... _500wt_846

Will want them to run a Sachs Plasma rear mech
Can anyone tell from the pic whether these are the real thing??
http://cgi.ebay.co.uk/SACHS-WAVEY-7-SPE ... _500wt_846
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