HEAVY-DUTY FLYWHEEL: Intensify cardio w/ 44 lb Flywheel. Strengthen your legs with a higher weighted wheel and enjoy an incredibly smooth, nearly silent and stabile ride.FULLY CUSTOMIZABLE: 4-way adjustable seat & handlebar guarantee proper form and a perfect fit. Steel toe-caged pedals designed w/ adjustable straps. Inseam: Min/28 Max/38 inchesSAFETY & CONVENIENCE: Transportation wheels for easy portability. Emergency stop brake for safety in case wheel is spinning too fast. bottle holder makes hydration close at hand.MAGNETIC RESISTANCE: Virtually no maintenance, micro-adjustable resistance creates an unbelievably smooth ride that creates multiple levels of riding for enthusiasts of all levels. Belt drive mechanism.DURABLE STEEL FRAME: The compact bike is designed with a durable frame that supports up to 300 LB max weight. Dimensions: 48L X 23W X 45H Inches.