AccelaVelo Mag-X Indoor Magnetic Bike Trainer EVERYTHING YOU NEED  Unlike the competition, weve now included a front wheel riser block with our Magnetic Bike Trainer as well as a quick-release rear wheel mount so you can get set-up instantly. SMOOTH RIDE EVERY TIME  With our balanced and fine-tuned flywheel, youll be able to simulate coasting to provide a smoother and steady ride for your workout. WORKS WITH MOST BIKES  Our Magnetic Bike Trainer works with most adult bikes with 26 to 29 wheels. The feet are also adjustable so when using on uneven surfaces, theres no wobbling or swaying. EASY TO FOLD AND STORE  When youre finished with your workout, our Bike Trainer is able to effortlessly fold down flat so you can carry and store it away with ease. FULL 2 YEAR MANUFACTURER WARRANTY - We are fully confident in the quality and durability of our products and back them with a full 2 year warranty. In the very unlikely event you encounter an issue with your purchase, simply call or email one of our friendly customer service experts and we will gladly take care of it.