This ABEC-5 bearing features deep-groove design races, with grade 10 balls, full-contact double-lip labyrinth (LLU) seals facing outwards to withstand daily use abus and the elements, and lighter-contact LLB seals facing inwards to contain 90%-filled Mobil XHP 222 synthetic high-pressure sealing grease. CN clearance specification is best for looser interference fit bearing bores.Radial bearing generally used as a hub bearing, and can be used as a pivot bearing although the MAX type version of this bearing is better suited to suspension use.