Luxe ABEC-7 Bearings with built-in spacers. Supplied in a set of 8. Built in Spacers ensure that bearings are better aligned with one-another and run as true as possible. It means that potential damage caused by over-tightening can in some cases be avoided too. Affordable, entry-level bearings that do the job - not the fastest in world, but great for your day-to-day cruise.