The Drive Medical 3" Universal Walker Wheels with Rear Glides comes with caster wheels and two sets of rear glides.
Adjustable: With these wheels, a folding walker can be converted into a wheeled walker. The wheels allow for 8 height adjustment for a customized fit for every user.
All Surfaces: The rubber wheels, rear glide caps, and glide covers allow them to roll easily and smoothly over all surfaces, including irregular surfaces.
Specifications: These wheels can hold up to 350 lbs. They measure 12" L x 3" W x 1" H and weigh 1 lb. They come with a limited lifetime warranty.