Wind resistance at its finest. Dual fan design offers truer, road-like resistance and lasting durability. The only wind resistance trainer that provides coast-down simulation, speed-sensitive resistance and a precisionmachined roller to reduce tire wear. Its the ideal choice for the casual rider who demands more. * Dual fans create real-to-the-road resistance * Two 2.2 lb. flywheels offer realistic coast-down * Speed-sensitive resistance from 5-1,000+ watts * 5-second coast-down * Precision-machined roller to reduce tire wear * Utilizes the same frame as the Road Machine * Compatible with all bikes with 16-29 diameter wheels (wheel diameters less than 22 OD require small wheel adapter) * Unconditional lifetime warranty * Lifetime crash replacement policy