VXB 608 ZZ Skateboard Bearings, Double Shielded, Silver (Pack of 8)8 Skateboard Bearings 608Z Ball Bearings VXB Brand 8 Bearings 608Z made of Carbon Steel, each bearing has 2 metal shields to protect the bearing from dust or any possible contamination, these are self lubricated bearings (bearings are already lubricated with oil). Item: 608ZZ VXB Brand: VXB Type: Carbon Steel Deep groove ball bearings Closures: 2 Metal Shields Quantity: 8 Bearings 608Z Size: 8x22x7 mm 608ZZ Applications: Skateboards, Roller Blade,