Why are the rollers larger? Is it to get more “grip” on the 10-tooth cog? Ultimately, what matters to me is this (related to question 1): Is the roll-out/gear inches of a 12-speed SRAM the same as a ...
Images appearing to show a new SRAM Red AXS groupset have leaked online. The images show an updated rear derailleur, cassette and chain, as well as the new hydraulic disc brake calipers and rotors.
Shimano recently updated its compatibility chart. In regards to the latest generation of calipers shipping with 12-speed groupsets (i.e. BR-R9270, BR-R8170, BR-R7170), the previous generation Ultegra, ...