Exercise Bike for HomeHeavy-duty steel frame of the exercise bike guarantee the stability while cycling.It supports up to 300 lbs max weight.Infinite resistance system and Belt Drive System can ensure that you are in a stable state during exercise.Provide you with a smooth and silent riding experience.Suitable for all fitness levels. Hyper-Quiet Magnetic Drive SystemWe developed the latest technology magnetic system and eliminates noise to our fitness bike, controlling the sound at 20 dB even after millions of times workout. No disturbing on working, reading, and sleeping at home.