(d) Saris Fluid Bike Trainer

Fluid resistance unit provides a quiet and consistent ride. Progressive resistance offers the widest resistance range and road-like feel. Comes on an easy-to-store, foldable bike trainer frame. Compatible with Zwift and other indoor training apps. Includes one month subscription to Rouvy virtual training app Better health. Faster splits. More me-time. Whatever your goals may be, the Fluid² and Fluid trainer helps you get the most out of each indoor training ride. The large, precision-balanced flywheels (with patented fan design) lets you easily customize each ride simply by shifting gears, just as you would outside. This design also helps keep your trainer working better – longer. And thanks to Saris's built-to-last manufacturing process, you can conquer one goal after the next  Fluid resistance unit provides a quiet and consistent ride