Front Wheel Riser Block: When using a bike trainer, it will lift the rear wheels, creating an unbalanced position not suitable for long-term riding practice. The front wheel riser can raise the bike's front wheel to maintain a natural riding posture. Wide Application: Suitable for most road and mountain bikes, which can keep the bike stable and upright for a better riding experience. Premium Material: Our front wheel riser block is made of sturdy, durable, and lightweight plastic. These pads on the bottom can prevent damage to the floor. Bike Accessories: The central groove on the front wheel riser is designed for road bikes and the outer groove for mountain bike wheels, one can be used to match multiple bikes. Safety: The shape of the stabilizing structure of the bike front wheel holder improves stability and safety. It helps keep the front tire of your bike in place. Product Description This front wheel stand will help keep your bike stable when training indoors or outdoors. Features: 1. The bottom of the bike front wheel holder has a non-slip design, which stabilizes you during indoor training. 2. The bike training stand can maintain a natural riding posture and protect your wrist and spine. 3. The bike front wheel holder can avoid fatigue due to the height difference between the front and rear wheels. 4. The bike front wheel holder is made of high-quality plastic material, which can bear the entire weight of the bike without deformation. Front wheel on the trainer. 5. Fits most road and mountain bikes (including 28 inches), an accessory for every bike trainer. Specifications: Overall size: 12.5 * 10.3 * 6 cm (L * W * H). Color: black Material: plastic Package includes: 1 x Front Wheel Riser Block