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@JB
http://www.chainreactioncycles.com/ceramicspeed-oversized-pulley-wheel-system/rp-prod143294?gs=1&sku=sku601432&pgrid=55375185827&ptaid=pla-426383338683&utm_source=google&utm_term=&utm_campaign=PLA+All+Products&utm_medium=base&utm_content=mkwid|sBY89CoSJ_dc|pcrid|253998738371|pkw||pmt||prd|601432UK
I think we can safely say it is going to be significantly more expensive than Dura Ace if it ever comes to market....