Soozier Kinetic Resistance Indoor Bike Trainer Stand - Black Convenient bike training in your home The Trainer can be folded for easy travel and storage Precision-machined roller to reduce tire wear Great for cardiovascular exercise Assembled Dimensions: 21.5" x 19.5" x 15.5" Sturdy steel frame Magnetic resistance Precision-machined roller to reduce tire wear This &#034;Trainer&#034; is one of the quietest on the market Easily folds down for travel and storage Assembled Dimensions: 21.5&#034; x 19.5&#034; x 15.5&#034; Unit Weight: 20 lbs