The Walker Tall Extension Legs from Drive Medical are necessary if you need to raise the height of your walker beyond the standard maximum height. These leg extensions increase your comfort or make it possible to use a walker if you are too tall for the standard height. Features Allows for 8 height adjustments For use with all Drive and most leading manufactures walkers Makes height adjustments from 36" to 43" on a standard adult walker (Adds 4" to height of walker) Sturdy anodized, extruded aluminum Weight Limit: 350 lbs.