Features:
- With 7 ceramic beads (ZrO2) and two sealing cover, which can be dustproof effectively.
- High temperature resistance, corrosion resistance, and abrasion resistance.
- Suitable for skateboards, inline skates, skates, scooters, driftboards, bicycles, and so on.
- Fine quality and practical, strong stability, uniform speed.
Specifications:
- Material: bearing steel+ceramic+ZrO2
- Color: natural color+white ceramic beads, black+white ceramic beads, black+black ceramic beads(optional)
- Bearing type: hybrid ceramic bearing
- Shield: two-sided dust cover