Lifespan Fitness SP-460 Spin BikeThe Lifespan Fitness SP 460 Spin Bike has a high quality steel frame which is moulded to replicate the proper road bike simulation & training. Commercial Grade Cast Iron 18kg Flywheel Maintain a smooth and steady cadence for a better workout Our commercial quality, heavy flywheel replicates the momentum you get on a real bike, youll feel just like youre cycling on the road, with smooth pedal strokes and a consistent cadence. Check product description