5" grey wheels * 1 pair * Universal Walker Wheels with "2-Sided" positioning holes fit most leading manufacturers walkers, including Invacare®, Guardian Sunrise® and Rubbermaid® * Converts folding walker into wheeled walker * Allows for 8" height adjustments * Rubber wheel allows walker to glide easily and smoothly over irregular surfaces * Rear glide caps (included) provide easy mobility over most surfaces * Weight capacity: 350 Lbs *