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 *