| MODEL NO | NECK SIZE | FACE SIZE |
|---|---|---|
| RD 15 | 150mm(dia) | 230mm(dia) |
| RD 20 | 200mm(dia) | 345mm(dia) |
| RD 25 | 250mm(dia) | 415mm(dia) |
| RD 30 | 300mm(dia) | 445mm(dia) |
| MODEL NO | NECK SIZE | FACE SIZE |
|---|---|---|
| RD 15 | 150mm(dia) | 230mm(dia) |
| RD 20 | 200mm(dia) | 345mm(dia) |
| RD 25 | 250mm(dia) | 415mm(dia) |
| RD 30 | 300mm(dia) | 445mm(dia) |