Kwik Zenith Bearings are precision 8mm bearings that are pre-spun using a high-performance oil. Ready to go out of the box with no break-in, the Kwik Zenith bearings are designed for minimal maintenance with maximum performance. An ABEC rating is not used for this bearing, but it rolls comparably to an ABEC-9.
Pre-spun with high peformance oil
No break-in required
Max performance with little maintenance
High polish chrome steel races, heat-treated alloy balls and friction resistant Delrin® retainers