Unleash your inner beast with the Sunny Health and Fitness SF- B1714 Evolution Pro Magnetic Belt Drive Indoor Cycling Bike. 44 Pound Chrome Flywheel designed for maximum stability forces momentum forward in your legs. Magnetic resistance is designed to increase tension easily with the resistance control knob while staying low maintenance and silent. Experience a smooth ride as you grip the sweat-resistant four way adjustable handlebars. 4-way adjustable seating allows you the comfort to fit properly on the cycling trainer. Invest in your health with the Evolution Pro Bike meant to last!