Wahoo Kickr Core is the latest smart indoor bike trainer from the Wahoo brand. It delivers a realistic, accurate and quiet indoor training experience by utilizing the proven flywheel technology and advanced algorithms of Wahoo's legendary indoor cycling trainers. The KICKR CORE indoor trainer is built with the durability to withstand all your indoor workouts and no other brand of smart trainers has more apps and software training options, including Zwift and Trainer Road. Attention: Cassette not included.