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Shimano Ultegra C60 wheelset review: fast rolling and great value, if a little heavy
The only difference is the weight of the rims ... are also only compatible with Shimano 11 and 12-speed cassettes, limiting ...
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Road bike groupsets: All the options from Shimano, SRAM, Campagnolo and more
They top out with Dura-Ace Di2, a 12-speed electronic groupset that's the most used in the pro peloton. Ultegra Di2 and 105 Di2 are also electronic, before you move into Shimano's mechanical ...