By changing the design of its iconic predecessor, the FLUX S Smart gained a wider bike compatibility range. It has been redesigned in order to fit long cage derailleurs. The FLUX S Smart is a reliable and powerful trainer with a smooth ride feel. This interactive direct drive trainer makes Smart training accessible to any cyclist. ANT+ and Bluetooth enables you to connect to your favourite applications.Key Features: Included with QR skewer, bolt thru axles available separately Max power 1500 Watt Realistically simulate inclines up to 10% gradient The most silent flywheel trainer available Compatible with Zwift and other popular training appsCassette not included. Accurate & Reliable. A reliable, accurate and consistent power measurement is key to keep track of your performance and progress. This is exactly what the FLUX S Smart is designed for, it measures your power accurately within 3%Smooth Ride Feel. A smooth ride feel and swift responsiveness are key to replicate the experience of