If maximizing your watts or minimizing maintenance are your goals, at any cost, Ceramicspeed has got a new oversized pulley and rear derailleur cage system for you. The company was displaying its new ...

Pro road racers who use Berner's uniquely oversized rear derailleur cages have sworn time and again that they reduce drivetrain friction thanks to their humongous 15-tooth pulleys. Now, Jason Smith of ...