Complete set of high-speed, blue rubber-covered ball bearings for XB808 are employed through drivetrain for maximum drivetrain effectiveness. All ball-bearings have the highest threshold and offer maximum performance. Ball-bearings for the steering system are degreased and gently oiled with Aero Shell® Fluid 12 for optimum smoothness and endurance. All drivetrain ball-bearings have an original high-temperature resistant oil to make sure proper lubrication. Highest-quality, individually measured, selected and inspected bearings produced according to XRAYs greatest threshold requirements. Band of 24.