3-Inch Swivel Wheel Legs – Guardian Folding Walkers Front Wheel Attachments for Guardian Walkers provide for a more natural walking stride and easier maneuvering of your walker. The three-inch wheels are designed for indoor use or smooth pavement. FEATURE HIGHLIGHTS: 3″ Swivel Wheels; 360-Degree Casters ; 8 Adjustment Holes – Broad Range of User Heights ; Solid Disc-Wheels – Eliminates Debris ; Fits Guardian Walkers ; Designed for Indoor Use and Smooth Pavement ; For use on Medical Walker Front Legs Only