- Reliable Material: Constructed from high-strength aluminum alloy and durable ABS plastic, our bike trainer ensures stability and reduces vibration during your training sessions. This robust design enhances your overall performance and safety. - Adjustable Wheelbase: Featuring an adjustable front wheel mount, this trainer accommodates seven intervals for compatibility with a wide range of bike models. Suitable for 24" to 29" mountain bikes and 700C road bikes, it offers versatility for various users. - Symmetrical Taper Bearings: Equipped with tapered symmetrical rollers, the bike trainer minimizes friction and kinetic energy loss. This design replicates a true riding experience while significantly reducing tire wear, ensuring better balance and safety during workouts. - Portable Design: Weighing only 18 pounds and featuring a telescopic design, the bike trainer is easy to transport and store. After training, simply collapse it and store it conveniently under your sofa or in a closet to save space. Ideal for indoor cycling enthusiasts, the bike trainer allows you to maintain your fitness routine regardless of outdoor conditions. Perfect for training sessions in small apartments, it ensures you can focus on your workout without taking up significant space. Additionally, it caters to both casual riders and serious cyclists seeking to enhance their performance year-round. Stay committed to your fitness goals with this exceptional training solution.