DESC: Product Detail Converts folding walker into wheeled walker. Allows for 8 height adjustments. Rear glide caps (included) provide easy mobility over most surfaces. 350 lb. Weight Capacity. Unique two sided positioning holes allow for use with most leading manufacturers walkers. Drive Medical Design & Manufacturing is a leading manufacturer of a complete line of durable medical equipment including wheelchairs, beds, walkers, rollators, patient room equipment, canes and crutches, electrotherapy devices, pressure prevention products, commodes, Bathroom safety products, Respiratory equipment and personal care items. The product referenced on this detail page is sold be Pair.