For year-round training and a fully interactive indoor cycling experience, the Tacx Flow Smart trainer offers everything you need. Its wheel-on design allows for easy setup and storage. It even connects to your favorite apps, such as Zwift, Tacx and TrainerRoad. Flow Smart is designed to provide reliable, accurate and consistent speed, power and cadence measurements without the need for external sensors.Though Flow Smart has a compact flywheel, it’s able to replicate a mass inertial effect of 26 lbs (11.8 kg), giving you the feel of riding outdoors. It is able to realistically simulate inclines up to a 6% gradient.