The Flip HKD Bearings ABEC 5 are your set of 8 bearings rated ABEC 5 with removable red shileds for cleaning purposes. Balls are steel but coated with Micron for less friction.
- ABEC 5 performance
- New micron-coating lowers co-efficient of friction
- Grade 10 hardened balls, (truer roundness, better steel) higher rockwell
- Plastic ball retainer additive to reduce friction
- High micron finish - smooth surface = better performance
- Factory is 9001 certified = consistent high quality