20 KG FLYWHEEL: 20 kg heavy-duty flywheel ensures stability to avoid jolting while riding; Emergency push-down brake stops the wheel immediately for safety; MAGNETIC RESISTANCE SYSTEM: Magnetic resistance is more technologically advanced than the strap resistance mechanism; When increasing the pedal resistance, the magnets move closer to the flywheel, creating tension; Magnetic resistance is virtually no maintenance and the tension any cyclist wants; BELT DRIVE: Belt Drive mechanism is smooth pedaling and silent; This system is low maintenance, doesn't require oil, and lasts longer and is lighter than a chain drive; 150 KG MAX USER WEIGHT: Heavy Duty and High Durability steel frame construction with up to 150 kg weight capacity; FULL ADJUSTABLE SEAT: Move your seat fore/aft and up/down to properly fit your bike; The bike padded seat is completely adjustable for multiple bike riders in your home! Inseam: Min 73 cm / Max 99 cm