![Technical FAQ: mixing and matching SRAM drivetrain components; more on Campy crank bolts; racks on carbon frames](https://zinncycles.com/wp-content/webpc-passthru.php?src=https://www.velonews.com/wp-content/uploads/sites/5/2018/11/5P5A8202-1.jpg&nocache=1?w=1200)
Mixing 11- and 12- speed SRAM eTap shifters and derailleurs, 11-speed chainrings on 10-speed drivetrains, and mounting a rack on a carbon frame.
Read the full article at Technical FAQ: mixing and matching SRAM drivetrain components; more on Campy crank bolts; racks on carbon frames on VeloNews.com.