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