The Cycleops SuperMagneto Pro Indoor Trainer is a trainer built for Tri-Geeks, podium chasers and first time finishers alike. versatility combined with authentic road-like feel. Power curve for every rider type and ride type in one trainer. Flexible Power Curve Technology lets you adjust resistance curves. Easy adjustments for ride or rider type. Features Pro Series frame. Adjustable power curve to suit any rider from the beginner to the seasoned pro. Also convenient for different sized riders. Four power curves to choose from (mountain, interval, road, and easy). New super-stable frame folds flat for easy storage. Frame levels easily for stability on varied terrain. Precision balanced large flywheel eliminates dead spot for realistic ride feel. Even fits 29er wheels. Includes: Realrides Race Day DVD with Robbie Ventura.