May be you would like a high quality bike trainer if you are a bike enthusiasts! This Fixed Non-linear Control Magnetic Reluctance Bike Trainer with Front Wheel Riser Block and Quick Demolition is made of high quality iron frame with magnetic wheel material, durable and reliable for you use a long time. No matter you want to have physical stamina training before long distance, warm-up, indoor recreational cycling and winter indoor exercise, it is will meet all you demands! What is more, it is suitable for 26", 27.5" and 700C bike! Reasonable in price and quality, you should order it as soon as possible!