16 Levels Adjustment Resistance System Our recumbent exercise bike offers twice the resistance options compared to other recumbent bikes, allowing you to customize your workout intensity. This flexibility enables you to adjust your training plan and progressively achieve your fitness goals. Whether you're a beginner or a seasoned athlete, our recumbent exercise bike's resistance system provides the perfect challenge for every fitness level Keep Quiet during Exercise & 15LBS Flywheel Our recumbent exercise bikes are perfect for working out at home!Unlike other recumbent bikes with a 6.6 lbs flywheel, our recumbent bike features an 15 lbs flywheel, ensuring a smoother and more stable ride. Its quiet (