Lightweight Fernweg EVO Pro 85 Disc Wheels - Schwartz Ed.You need every advantage you can get when you're riding against the clock. The Lightweight Fernweg Evo Pro 85 is an aero disc wheel built to top the timesheets, with 85mm high rim walls that help dissipate airflow, ensuring less drag and more speed on the road. But unlike lesser aero wheelsets, the Fernweg exhibits reassuring stability in crosswinds. Rather than reinventing the wheel, Lightweight has combined a sensible balance of low weight,