Scooter, Skateboard wheel Titanizing(Titan) 608-RS bearing
1. BT-608-RS(8x22x7 mm), BT: Black Titanizing treatment.
2. Chrome steel SAE52100 material for races and balls.
3. 7 pcs G5 grade chrome steel balls.
4. Reinforced(Enhanced) nylon cage with high shock resistance perforamce.
5. Single-sealed, inner race with seal-groove with anti-rust performance.