2.ADVANTAGES:The two sides of the bearing are closed and protected to prevent dust from entering, and are pre-lubricated for durability.
3.BENEFITS:The bearings are made of precision steel, with good weighing performance, cost-effective, and easy to replace.
4.EVIDENCE:Widely used in skateboards, roller skates, DIY household/office wheeled furniture, 3D printers, industrial equipment, motor parts, rail parts.