Features: Easy and convenient to install without complicated steps, saving your effort and time. Made of high-quality material, this set of solid replacement wheels is non-slip and dust proof with strong wear resistance and load bearing capacity. Wide application on disabled vehicles, healthcare vehicles, suitable for most wheelchairs, rollators, walkers or other replacement accessories with 8" wheels. This set of front wheel replacement will provide silent, smooth and light rolling over all surfaces. Suitable for indoor and outdoor use, labor-saving, practical and long term to use. Specifications: Material: Plastic Type1: Metal Bearing Type2: Plastic Bearing Size: Detail Sizes in the Pictures Note: Please allow 1-2cm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Wheelchair Caster