•Made of strong ABS and steel column material, sturdy and durable, which is firm and wear-resistant to use for a long time •Easy to Use. No need to drill. You just need to paste the stainless steel universal wheel on the bottom of the box, then the heavy box can be easily moved •The wheels are stable and quiet, and will not scratch the ground, which is not easy to shake when pushing, and it is better to disperse the force and load •360-Degree rotation design. The wheels can slide to any angle, not limited, completely silent when applied •No more lifting, suitable for pedestal fan, trash can, craft box, laundry bucket and other storage containers Specification: •Material: ABS + steel column •Thickness: 1.3cm •Diameter: 4.5cm •Weight: 43g (4pcs) •Loading Capacity: 10kg Package included: •4 x Wheel •Other things not included