Garmin Flow Smart TrainerInteractive smart trainer with cycling app compatibility Wheel on design sets up with two easy clicks and securely locks in place Measures speed, power and cadence Virtually silent flywheel lets you ride without disturbing others Works with popular third party training apps such as Zwift and Tacx Train with realistically simulated inclines up to a 6% gradient For year round training and a fully interactive indoor cycling experience, the Tacx Flow