The product can fit almost any bicycle, including road bikes, mountain bikes and hybrids.For an excellent smooth and quiet experience, it's best to use smooth training tires.Our goal is to provide you with a way to exercise, even in extremely cold winters, our variable speed magnetic bicycle turbo trainer can provide you with exercise.feature:1. The stainless steel foldable frame structure provides a load capacity of 135KG, providing you with the safest training.2. 6-level magnetic resistance can meet your specific needs for resistance and speed.3. Suitable for your different wheel sizes4. Foldable, easy to store and carryTechnical indexSize: 55 * 20 * 60.5CMWeight: 10KGBearing capacity: 135KGMaterial: stainless steelApplicable scenes: fitness equipment, cyclingSuitable for 700c (road) or 26-28 inch (mountain) wheels with different tire sizes.Bale:1 x bike trainer (as shown)1X quick release lever1 x front wheel block