Combo pack contains 1 pair extension legs with 5" wheels 

Features/Benefits

• Allows for height adjustments from 36" to 43" (walker handgrip to floor) (Adds 4" to height of walker)
• 5" rubber wheels allow walker to roll easily and smoothly over irregular surfaces
• For use with all Drive and most leading manufacturers’ walkers
• Includes rear glide caps and glide covers, allowing use on all surfaces
• Weight Capacity 350 lbs