Badass Spring Loaded Rigid Caster Featuring Rock Solid Polyurethane Tread Over Cast Iron Hub And Sealed Precision Ball Bearings For Slick Rolling Performance

Heavy Duty Spring Caster Single Unit With Smooth Roll Design
✔️ 4x2 poly wheel cast iron hub 1/2 sealed ball bearings

This rigid caster absorbs shock loads while keeping your equipment steady on the move. You get reliable tracking across factory floors, garage workstations, and utility carts without worrying about sudden jolts.

✅ Four inch diameter provides solid support for heavy tool chests
✅ Two inch tread width delivers steady contact on smooth tile floors
✅ Packed with precision sealed ball joints for worry free spinning

💡 What are the main advantages of spring loaded rigid casters for heavy duty carts?

The preloaded frame works as a handy shock pad when you roll packed shelves.

- Coiled springs eat up floor bumps so the deck stays level.

- Hard rubber faces bite onto concrete without leaving marks.

- Grease packed races turn quiet even under full weight.