Tech of the Month July: Shimano 105 12-speed Di2 and bikes of the Tour de France - CyclingWeekly

We ask if 105 is still the groupset of the people and take a look at the bikes – released and unreleased – that look set to be ridden at the tour

This month we've got two big hitters: the hotly anticipated Shimano 105 12-speed Di2 groupset and a run through of all of the new bikes – both those released and still yet to be officially announced … [+6226 chars]

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