3 in

Black Polypropylene Swivel Plate Caster, 120 lb capacity, strong construction with smooth, reliable movement, Made in the USA

Commonly used on small utility carts, storage bins, and lightweight shelving units in homes, offices, and workshops

Well-suited for DIY furniture projects where compact mobility is needed without adding bulk or height

Also useful for rolling organization systems in garages, closets, or hobby spaces where items need to be easily repositioned