This replacement wheel kit is designed for walkers and other devices that use 6 in. wheels. It includes 4-wheels and 4-axles, with screws to attach the axles in the corresponding positions. Installation involves tightening the axles into place. Before purchasing, confirm the wheel size to avoid compatibility issues and ensure a proper fit for your equipment. The wheels measure 6 in. in diameter and 1 in. width, with a center bearing inner diameter of 0.3 in. (0.8 cm). The kit is compatible with most wheelchairs and walkers that use 6 in. wheels. The wheels are made from high quality rubber, offering non slip traction and dust resistance while supporting regular use. The rubber is selected to provide a balance of grip and longevity for everyday mobility. Bearings are designed for quiet and smooth rolling on tile, sidewalks, and carpet, reducing effort during use. The overall design focuses on stability and resilience, aiming to minimize resistance and distortion during turning or navigating uneven surfaces. The replacement wheels are compatible with a range of devices that use 6 in. wheels, including walkers, rollators, and other accessories, providing a straightforward upgrade path where safety is a priority and protection against flat tires is built into the design.