General description These 16 pieces of ceramic 608 bearings are designed for inline roller skates, enhancing speed and performance. Made from high-quality steel and ceramic, they ensure low noise and a long service life. The ceramic balls provide better corrosion resistance and require minimal lubrication, making them an excellent choice for skaters looking for durability and efficiency. Technical specifications Inner Diameter: 8mm / 0.31inch Outer Diameter: 22mm / 0.86inch Thickness: 7mm / 0.27inch Colour: black + white Material: mixed materials Package Contents: 16 * Bearings Measurement allowed error: +/- 1-3cm