Four Inch Heavy Duty Polyurethane Caster Wheels Set Of Four Built Tough For Rock Solid Glide And Ultra Quiet Performance Slide Right Into Place With Zero Hassle Assembly Floor Safe Finish Ready To Roll Out Of Box

Heavy Duty 4 Inch PU Caster Wheels Set of Four
✔️ Rigid four pack installs fast, 400 lb capacity, silent glide

This set of four heavy duty polyurethane casters delivers smooth rolling motion for shop carts, medical equipment, and storage shelves, bringing quiet performance straight out of the box without any tools.

✅ 4 inch diameter polyurethane tread rolls smooth and stays quiet
✅ Dual ball bearing core supports up to 400 pounds each wheel
✅ Fixed rigid mounting plate locks direction and prevents swivel drift
✅ Flat gray finish resists scuffs and keeps floors free of scratches

💡 What is a heavy duty fixed caster wheel assembly used for?
The sealed ball bearing design makes these industrial replacement rollers really handy for shifting stiff racks across concrete without grinding the ground.
- Dual race bearings cut friction so you need less arm strength to move boxes
- Stamped steel base plates bolt right onto standard three hole mount patterns
- Solid rubber treads carry moisture away and stop floor damage dead in its tracks