Specifications
For Ф20.5(.812") Rim Hole:
| No. | Item | A | B | C | γ 。 | Core | Cap | Grommet | Nut |
| 1 | V3.18.1 | 64 | 24.5 | 14.5 | 146 | C1 9002 | F-Cap | V9.11.2 | V9.13.1 |
| 2 | V3.18.2 | 81 | 24.5 | 14.5 | 146 | C1 9002 | F-Cap | V9.11.2 | V9.13.1 |
| 3 | V3.18.4 | 51 | 37.5 | 19.5 | 138 | C1 9002 | F-Cap | V9.11.2 | V9.13.1 |
| 4 | V3.18.5 | 68 | 37.5 | 19.5 | 138 | C1 9002 | F-Cap | V9.11.2 | V9.13.1 |
