3 Inch Stem Casters With M12 Thread, 12mm Diameter By 30mm Length, Heavy Duty Locking Swivel Caster Wheels, 360 Degree Rotation With Dual Brakes, Quiet Polyurethane Rim For Floor Use, Pack Of 4

3-Inch Stem Casters with M12x30 Thread, PU Wheels Pack of 4
✔️ M12x30 thread, 12 mm stem, 3 inch PU wheel, 360° swivel

These heavy-duty locking stem casters are designed for carts, workbenches, tool chests, and industrial trolleys. They mount on hard floors where smooth rolling and secure locking matter, delivering reliable mobility and immobilization when you need it.

✅ Wheel diameter 3 in (76 mm) PU rim for smooth, floor-friendly rolling
✅ Stem size M12-1.75 × 30 mm (12 mm diameter, 30 mm length)
✅ 360° swivel with locking brakes for secure stop and easy steering
✅ Pack of 4 units for multi-cart setups and replacements

💡 What is a heavy-duty stem caster used for on floor carts and equipment?

They’re handy for moving heavy loads on shop floors where you need control and easy repositioning, plus locking brakes for immobilization.

- handy for moving equipment on hard surfaces in workshops and warehouses - 360-degree swivel helps with tight spaces - PU wheels protect floors and reduce noise - M12 stem fits common mounting patterns for quick swaps