MBO
| Paper Stock | Male Disc | Female Groove |
| 16-20 lb Bond/ 40-50 lb Offset / 60-75 GSM | Blue | Small |
| 20-30 lb Bond / 50-70 lb Offset / 75-110 GSM | Black | Medium |
| 60-65 lb Cover / 160-175 GSM | Black | Medium |
| 80-150 lb cover / 180-390 GSM | Red | Large |
| Part # | Description | Qty. |
| - | Upper Hub | 1 |
| - | Support Disc | 2 |
| TS30-026 | Blue Male Score Disc (Narrow) | 1 |
| TS30-025 | Black Male Score Disc (Medium) | 1 |
| TS30-024 | Red Male Score Disc (Large) | 1 |
| - | Lower Nut | 1 |
| - | Brass Tip Set Screw | 1 |
| - | Lower Hub | 1 |
| TS30-022 | Female Grooved Ring | 1 |
| - | Lower Nut | 1 |
| - | Brass Tip Set Screw | 1 |
| - | 4mm Allen Wrench | 1 |
| - | Nut Tool | 2 |
