| Model | Inner (mm) |
Outer (mm) |
thickness (mm) |
application |
| 608RS | 8 | 22 | 7 | Normal;PU wheel |
| 608RS Stainless |
8 | 22 | 7 | Normal PU skateboard wheel |
| 608RS integrated |
8 | 22 | 7 | Normal PU skateboard wheel |
| 6900RS | 10 | 22 | 6 | Black Hawk skateboard rear wheels dedicated |
| 6903RS | 17 | 30 | 7 | Belt sync flywheel dedicated |
Bearing shipment quantity is divided into 2PCS and 8pcs options, 8pcs option with packing iron box
