Drive Medical Universal 5" Walker Wheels, Gray Converts folding walker into wheeled walker Fits most manufacturers' walkers Allows for 8 height adjustments Rubber wheels and rear glide caps allow walker to roll easily and smoothly over irregular surfaces Wheel Diameter: 5"; Overall Length: 13.1"; Weight Capacity: 350 lbs The Universal Walker Wheels by Drive Medical provide mobility to most walkers. Converts folding walker into wheeled walker The Drive Medical Universal Walker Wheels with Rear Glides comes with caster wheels and two sets of rear glides. The rubber wheels allow most walkers to roll easily and smoothly over irregular surfaces, and the rear glide caps with covers allow for use on all surface. Size:5" Wheel The Drive Medical Universal Walker Wheels with Rear Glides comes with 5" caster wheels and two sets of rear glides. The rubber wheels allow most walkers to roll easily and smoothly over irregular surfaces, and the rear glide caps with covers allow for use on all surface. abc:10039182