About this item High-Quality Construction: High carbon steel construction ensures long-lasting durability. Lubricated Bearings: Pre-lubricated for smooth operation and reduced friction. Sealed Design: Metal shields on both sides protect the bearings from dust and debris. Versatile Application: Suitable for various applications like skateboards, inline skates, and more. Bulk Pack: Includes 10 individual 608-ZZ bearings (8x22x7mm) for your convenience.