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 *