This solid wheel is designed for versatile, reliable performance on a range of devices and surfaces. Built with durable materials and precision components, it provides steady rolling and longlasting wear resistance. Key benefits Allfloor compatibility: a solid wheel that performs well on different ground types. Durable construction: polyurethane tire material delivers antislip resistance and wear resistance for dependable use. Smooth operation: metal ball bearings ensure stable, quiet rotation and easy maneuverability. Wide compatibility: suitable as a replacement wheel for wheelchair front wheels, unicycles, shopping carts, trolleys, and strollers. Practical and portable: a replacement option that is easy to carry, simple to install, and convenient for outdoor use. Specifications and features Material: polyurethane tire with solid wheel Bearings: metal ball bearings for smooth rotation Applications: replacement wheel for wheelchair front wheel, unicycle, shopping cart, trolley, and stroller 23 practical use scenarios Replacing a worn or damaged front wheel on a wheelchair to restore smooth movement across different floor surfaces. Upgrading a shopping cart or stroller to improve rolling performance and grip on uneven or outdoor surfaces. Replacing a front wheel on a unicycle or trolley to extend service life and maintain reliable handling during outdoor use.