Features:
Made of rubber and metal material, durable and wear resistant.
Strong load-bearing, mute design, rotating flexible.
Sliding effort, without effort, than the luggage wheels are easy to use.
Easy to transform to any directions that you want, and spend little strength to move on.
Long-term use, low wear, labor-saving and quiet, flexible rotation, large load capacity and stability.
Size: about 50x18mm