Sturdy flywheel: the 8kg flywheel & the heavy-duty steel frame is designed to maintain momentum smoothly with stability for you to cycle on the spin bike for your cardio needs. The heavy flywheels support speed, stability, and consistency across your workout and provide you with a smooth workout experience.8 level resistance - resistance knob is assembled with user friendly for giving the advantage of customizing the intensity of your workouts. This gives more room for burning calories according to your target.easy to move - this cycle’s transport wheels grant you the advantage in accessibility and mobility.weighted flywheel-skyland em-1544 is equipped with a weighted flywheel to offer a consistent operation and a belt drive system for a noise-free workout. The basket cage pedals with adjustable straps keep the feet in the proper position.