16pcs Set Inline, High Speed ​​608 Unmatched Ball Bearings Steel Ball Bearings 16pcs Roller Skate Rollers (With 5 brushes)

Specification: Features: These miniature bearings are made of steel and ceramic for low noise and long life. The ceramic ball bearings offer better corrosion resistance and rarely require lubrication. The bearing has an inner diameter of 8 mm, an outer diameter of 22 mm, and a thickness of 7 mm. These 608 bearings are specifically designed for inline roller skates to improve speed. The lighter balls allow the bearing to spin faster and use less energy to maintain its speed. Specifications: Material: Steel (races), Zirconia ceramic (balls) Inner Diameter: 8 mm / 0.31 in Outer Diameter: 22 mm / 0.86 in Thickness: 7 mm / 0.27 in Quantity: 16 pcs Package Includes: 16 x Bearings