If you want to add the new Ultegra RX derailleur to your current setup, you are likely in luck if you have Shimano 11-speed components. It is 11-speed only, but compatible with any of Shimano’s other ...
PEZ readers may remember my Colnago V3 project bike with Ultegra R8000: “The shifting is light, crisp, and sure. Dura Ace is supposed to be better, but I’m not ...