New high-speed ball-bearings manufactured specially for XRAY. Top-quality professional ball-bearings for a super-free, super-smooth drivetrain that is much more resilient under loads.
These highest quality 5x9x3 ball-bearings are fitted with special polyamid blue covers, and are degreased and lightly oiled with AeroShell Fluid 12 oil for maximum smoothness, long life, highest tolerance and maximum performance. The blue polyamide covers are easy to remove for quick and comfortable servicing.
These ultra-high precision ball bearings are designed to withstand all extremes at the track under racing conditions or even just fun racing. A "must have" item!