QWORK Storage Rack Caster Wheels, 4 Pack 3" Heavy Duty 500 lb. Max Total Capacity Storage Shelf Accessories, Fit for Boltless Self Locking Shelving Racks

Features

• High Load Capacity: Each set includes four caster wheels that collectively support and move loads of up to 500 lbs. This makes them ideal for ensuring your heavy-duty shelving units remain mobile and adaptable to your storage needs.
• Robust Construction: Crafted from polyurethane (PU), each wheel measures 3 inches and is equipped with ball bearings for smooth and quiet operation. Enjoy enhanced mobility while maintaining stability and load-bearing strength.
• Compatibility: These caster wheels are specifically designed to be compatible with boltless self-locking shelving racks, ensuring a perfect fit and easy installation on your existing storage structures.
• Enhanced Functionality: Transform any stationary shelving system into a versatile, rolling unit. The locking feature on each wheel allows for secure positioning, ensuring your shelves remain steady when necessary.
• Note: The product itself has some scratches due to the manufacturing process, which are difficult to avoid. You can view our video for more details. Customers who are concerned about this, please purchase with caution.