FC-RX820 VS FC-RX810 (Crank 48/31)

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by Thejingerr


Which lighter 820 or 810 ?

820 is 2x12-721gr

810 is 2x11-655gr

Maybe anybody have more detailed information about weight ?

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by pdlpsher1

I don't have the 820 cranks but I have the new 12-speed chainrings. The new chainrings are 4g. lighter (all from the big ring).

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