Features
| Brand | HRD |
| Model | GSE COMPETITION |
| Year | 98/00 |
| Cylinder capacity (cc) | 50 |
| Position | FRONT |
| Reference | 307 |
| Outside diameter (mm) | 250 |
| Inside diameter (mm) | 112 |
| Side | L |
| Thickness (mm) | 4 |
| Hole number | 6 |
| Hole diameter (mm) | 6,25 |
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| Brand | HRD |
| Model | GSE COMPETITION |
| Year | 98/00 |
| Cylinder capacity (cc) | 50 |
| Position | FRONT |
| Reference | 307 |
| Outside diameter (mm) | 250 |
| Inside diameter (mm) | 112 |
| Side | L |
| Thickness (mm) | 4 |
| Hole number | 6 |
| Hole diameter (mm) | 6,25 |